Ardagh Group S.A. (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line	Label	Object Class	Period Type	Balance	Report ElementName
1	00090 - Document - Document and Entity Information	Network	*	*	http://www.ardaghgroup.com/role/DocumentDocumentAndEntityInformation
2	Implied Table	Table	*	*	implied:Table
3	Document and Entity Information [Abstract]	Abstract			ard:DocumentAndEntityInformationAbstract
4	Entity Registrant Name	Concept (Text/String)	For Period		dei:EntityRegistrantName
5	Entity Central Index Key	Concept (CIK Number)	For Period		dei:EntityCentralIndexKey
6	Document Type	Concept (Submission Type)	For Period		dei:DocumentType
7	Document Period End Date	Concept (Date)	For Period		dei:DocumentPeriodEndDate
8	Amendment Flag	Concept (Yes/No)	For Period		dei:AmendmentFlag
9	Current Fiscal Year End Date	Concept (Month/Day)	For Period		dei:CurrentFiscalYearEndDate
10	Entity Well-known Seasoned Issuer	Concept (Yes/No)	For Period		dei:EntityWellKnownSeasonedIssuer
11	Entity Voluntary Filers	Concept (Yes/No)	For Period		dei:EntityVoluntaryFilers
12	Entity Current Reporting Status	Concept (Yes/No)	For Period		dei:EntityCurrentReportingStatus
13	Entity Filer Category	Concept (Filer Category)	For Period		dei:EntityFilerCategory
14	Entity Common Stock, Shares Outstanding	Concept (Shares)	As Of		dei:EntityCommonStockSharesOutstanding
15	Entity Emerging Growth Company	Concept (Yes/No)	For Period		dei:EntityEmergingGrowthCompany
16	Entity Shell Company	Concept (Yes/No)	For Period		dei:EntityShellCompany
17	Document Fiscal Year Focus	Concept (Year)	For Period		dei:DocumentFiscalYearFocus
18	Document Fiscal Period Focus	Concept (Fiscal Period)	For Period		dei:DocumentFiscalPeriodFocus
19	00100 - Statement - CONSOLIDATED INCOME STATEMENT	Network	*	*	http://www.ardaghgroup.com/role/StatementConsolidatedIncomeStatement
20	Ifrs Statement [Table]	Table	*	*	ard:IfrsStatementTable
21	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
22	Ifrs Scenario, Unspecified [Domain]	Member			ard:IfrsScenarioUnspecifiedDomain
23	Before exceptional items	Member			ard:BeforeExceptionalItemsMember
24	Exceptional items	Member			ard:ExceptionalItemsMember
25	Consolidated income statement	LineItems			ard:IfrsStatementLineItems
26	Revenue	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromContractsWithCustomers
27	Cost of sales	Concept (Monetary)	For Period	Debit	ifrs-full:CostOfSales
28	Gross profit/(loss)	Concept (Monetary)	For Period	Credit	ifrs-full:GrossProfit
29	Sales, general and administration expenses	Concept (Monetary)	For Period	Debit	ifrs-full:SellingGeneralAndAdministrativeExpense
30	Intangible amortization and impairment	Concept (Monetary)	For Period	Debit	ard:IntangibleAmortizationAndImpairment
31	Operating profit/(loss)	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
32	Net finance expense	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
33	Profit/(loss) before tax	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
34	Income tax (charge)/credit	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
35	Profit/(loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
36	(Loss)/profit attributable to:	Abstract			ifrs-full:ProfitLossAttributableToAbstract
37	Equity holders	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
38	(Loss)/profit per share:	Abstract			ifrs-full:EarningsPerShareAbstract
39	Basic (loss)/profit for the year attributable to equity holders	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShare
40	00200 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME	Network	*	*	http://www.ardaghgroup.com/role/StatementConsolidatedStatementOfComprehensiveIncome
41	Implied Table	Table	*	*	implied:Table
42	CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME	Abstract			ifrs-full:StatementOfComprehensiveIncomeAbstract
43	(Loss)/profit for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
44	Other comprehensive expense	Abstract			ifrs-full:OtherComprehensiveIncomeAbstract
45	Items that may subsequently be reclassified to income statement	Abstract			ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract
46	Foreign currency translation adjustments:	Abstract			ifrs-full:ExchangeDifferencesOnTranslationAbstract
47	Arising in the year	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax
48	Foreign currency translation adjustments	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
49	Effective portion of changes in fair value of cash flow hedges:	Abstract			ifrs-full:CashFlowHedgesAbstract
50	New fair value adjustments into reserve	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnCashFlowHedgesBeforeTax
51	Movement out of reserve to income statement	Concept (Monetary)	For Period	Debit	ard:MovementOutOfReserveOnCashFlowHedgesBeforeTax
52	Movement in deferred tax	Concept (Monetary)	For Period	Debit	ard:DeferredIncomeTaxRelatingToNetCashFlowHedgesOfOtherComprehensiveIncome
53	Effective portion of changes in fair value of cash flow hedges	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
54	Gain recognized on cost of hedging	Abstract			ifrs-full:HedgesOfNetInvestmentsInForeignOperationsAbstract
55	New fair value adjustments into reserve	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
56	Movement out of reserve	Concept (Monetary)	For Period	Debit	ifrs-full:ReclassificationAdjustmentsOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
57	Gain recognized on cost of hedging - Total	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxHedgesOfNetInvestmentsInForeignOperations
58	Items that will not be reclassified to income statement	Abstract			ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract
59	Remeasurements of employee benefit obligations	Concept (Monetary)	For Period	Credit	ard:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlansAndOtherEmployeeBenefits
60	Deferred tax movement on employee benefit obligations	Concept (Monetary)	For Period	Debit	ard:DeferredIncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome
61	Total of items that will not be reclassified to income statement	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax
62	Total other comprehensive income/(expense) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
63	Total comprehensive expense for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
64	Attributable to:	Abstract			ifrs-full:ComprehensiveIncomeAttributableToAbstract
65	Equity owners	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
66	Total comprehensive expense for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
67	00300 - Statement - CONSOLIDATED STATEMENT OF FINANCIAL POSITION	Network	*	*	http://www.ardaghgroup.com/role/StatementConsolidatedStatementOfFinancialPosition
68	Implied Table	Table	*	*	implied:Table
69	CONSOLIDATED STATEMENT OF FINANCIAL POSITION	Abstract			ifrs-full:StatementOfFinancialPositionAbstract
70	Non-current assets	Abstract			ifrs-full:NoncurrentAssetsAbstract
71	Intangible assets	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsAndGoodwill
72	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
73	Derivative financial instruments	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentDerivativeFinancialAssets
74	Deferred tax assets	Concept (Monetary)	As Of	Debit	ard:DeferredTaxAssetsNetOfAmountsAvailableForOffset
75	Other non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherNoncurrentAssets
76	Total non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
77	Current assets	Abstract			ifrs-full:CurrentAssetsAbstract
78	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
79	Trade and other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivables
80	Contract asset	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentContractAssets
81	Related party receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
82	Derivative financial instruments	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentDerivativeFinancialAssets
83	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
84	Total current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
85	TOTAL ASSETS	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
86	Equity attributable to owners of the parent	Abstract			ifrs-full:EquityAbstract
87	Issued capital	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
88	Share premium	Concept (Monetary)	As Of	Credit	ifrs-full:SharePremium
89	Capital contribution	Concept (Monetary)	As Of	Credit	ard:CapitalContribution
90	Other reserves	Concept (Monetary)	As Of	Credit	ifrs-full:OtherReserves
91	Retained earnings	Concept (Monetary)	As Of	Credit	ifrs-full:RetainedEarnings
92	Total equity attributable to owners of the parent	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAttributableToOwnersOfParent
93	Non-controlling interests	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterests
94	TOTAL EQUITY	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
95	Non-current liabilities	Abstract			ifrs-full:NoncurrentLiabilitiesAbstract
96	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:LongtermBorrowings
97	Employee benefit obligations	Concept (Monetary)	As Of	Credit	ard:EmployeeBenefitObligations
98	Derivative financial instruments	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentDerivativeFinancialLiabilities
99	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	ard:DeferredTaxLiabilitiesNetOfAmountsAvailableForOffset
100	Related party borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentPayablesToRelatedParties
101	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:OtherLongtermProvisions
102	Total non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
103	Current liabilities	Abstract			ifrs-full:CurrentLiabilitiesAbstract
104	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
105	Interest payable	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentInterestPayable
106	Derivative financial instruments	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentDerivativeFinancialLiabilities
107	Trade and other payables	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayables
108	Income tax payable	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilitiesCurrent
109	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:OtherShorttermProvisions
110	Total current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
111	TOTAL LIABILITIES	Concept (Monetary)	As Of	Credit	ifrs-full:Liabilities
112	TOTAL EQUITY and LIABILITIES	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAndLiabilities
113	00400 - Statement - CONSOLIDATED STATEMENT OF CHANGES IN EQUITY	Network	*	*	http://www.ardaghgroup.com/role/StatementConsolidatedStatementOfChangesInEquity
114	Statement of changes in equity [table]	Table	*	*	ifrs-full:StatementOfChangesInEquityTable
115	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
116	Equity [member]	Member			ifrs-full:EquityMember
117	Total	Member			ifrs-full:EquityAttributableToOwnersOfParentMember
118	Share capital	Member			ifrs-full:IssuedCapitalMember
119	Share premium	Member			ifrs-full:SharePremiumMember
120	Capital contribution	Member			ard:CapitalContributionMember
121	Foreign currency translation reserve	Member			ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember
122	Cash flow hedge reserve	Member			ifrs-full:ReserveOfCashFlowHedgesMember
123	Cost of hedging reserve	Member			ifrs-full:ReserveOfGainsAndLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstrumentsMember
124	Retained earnings	Member			ifrs-full:RetainedEarningsMember
125	Non-controlling interests	Member			ifrs-full:NoncontrollingInterestsMember
126	Statement of changes in equity	LineItems			ifrs-full:StatementOfChangesInEquityLineItems
127	Beginning balance	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
128	(Loss)/profit for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
129	Other comprehensive income/(expense)	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
130	Hedging gains transferred to cost of inventory	Concept (Monetary)	For Period	Debit	ifrs-full:AmountRemovedFromReserveOfCashFlowHedgesAndIncludedInInitialCostOrOtherCarryingAmountOfNonfinancialAssetLiabilityOrFirmCommitmentForWhichFairValueHedgeAccountingIsApplied
131	Contribution from parent	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughOtherContributionsByOwners
132	Share re-organization	Concept (Monetary)	For Period	Credit	ard:IncreaseDecreaseThroughReorganizationOfCapitalStructure
133	Share issuance	Concept (Monetary)	For Period	Credit	ifrs-full:IssueOfEquity
134	Share issuance	Concept (Monetary)	For Period	Credit	ard:ReleaseOfAccruedIpoRelatedCostsClassifiedAsShareIssuance
135	Reduction in share premium	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughAppropriationOfRetainedEarnings
136	Conversion of related party loan	Concept (Monetary)	For Period	Credit	ard:IncreaseDecreaseThroughConversionOfRelatedPartyLoanEquity
137	Dividends paid (Note 25)	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsPaid
138	Non-controlling interest in disposed business	Concept (Monetary)	For Period	Credit	ard:IncreaseDecreaseThroughNoncontrollingInterestInDisposedBusiness
139	Ending balance	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
140	00405 - Statement - CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (Parenthetical)	Network	*	*	http://www.ardaghgroup.com/role/StatementConsolidatedStatementOfChangesInEquityParenthetical
141	Statement of changes in equity [table]	Table	*	*	ifrs-full:StatementOfChangesInEquityTable
142	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
143	Equity [member]	Member			ifrs-full:EquityMember
144	Total	Member			ifrs-full:EquityAttributableToOwnersOfParentMember
145	Cash flow hedge reserve	Member			ifrs-full:ReserveOfCashFlowHedgesMember
146	Cost of hedging reserve	Member			ifrs-full:ReserveOfGainsAndLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstrumentsMember
147	Retained earnings	Member			ifrs-full:RetainedEarningsMember
148	Initially applied IFRSs [axis]	Axis			ifrs-full:InitiallyAppliedIFRSsAxis
149	Initially applied IFRSs [member]	Member			ifrs-full:InitiallyAppliedIFRSsMember
150	Increase (decrease) due to application of IFRS 15	Member			ifrs-full:IncreaseDecreaseDueToApplicationOfIFRS15Member
151	Increase (decrease) due to application of IFRS 9	Member			ard:IncreaseDecreaseDueToApplicationOfIfrs9Member
152	Statement of changes in equity	LineItems			ifrs-full:StatementOfChangesInEquityLineItems
153	Re-presented for impact of adoption of IFRS standards	Abstract			ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsAbstract
154	Cumulative effect adjustment of adoption of IFRS standard	Concept (Monetary)	As Of	Debit	ard:IfrsCumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
155	00500 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS	Network	*	*	http://www.ardaghgroup.com/role/StatementConsolidatedStatementOfCashFlows
156	Implied Table	Table	*	*	implied:Table
157	CONSOLIDATED STATEMENT OF CASH FLOWS	Abstract			ifrs-full:StatementOfCashFlowsAbstract
158	Cash flows from operating activities	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
159	Cash generated from operations	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperations
160	Interest - paid excluding cumulative PIK interest paid	Concept (Monetary)	For Period	Credit	ard:InterestPaidExcludingCumulativePaymentInKindInterestPaid
161	Cumulative PIK interest paid	Concept (Monetary)	For Period	Credit	ard:CumulativePaymentInKindInterestPaid
162	Income tax paid	Concept (Monetary)	For Period	Credit	ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
163	Net cash from operating activities	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperatingActivities
164	Cash flows from investing activities	Abstract			ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
165	Purchase of business net of cash acquired	Concept (Monetary)	For Period	Credit	ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
166	Purchase of property, plant and equipment	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
167	Purchase of intangible assets	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
168	Proceeds from disposal of property, plant and equipment	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
169	Net cash used in investing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInInvestingActivities
170	Cash flows from financing activities	Abstract			ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
171	Repayment of borrowings	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
172	Proceeds from borrowings	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
173	Dividends paid	Concept (Monetary)	For Period	Credit	ifrs-full:DividendsPaidClassifiedAsFinancingActivities
174	Consideration (paid)/received on termination of derivative financial instruments	Concept (Monetary)	For Period	Debit	ard:ProceedsFromTerminationOfDerivativeFinancialInstrumentsClassifiedAsFinancingActivities
175	Deferred debt issue costs paid	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsForDebtIssueCosts
176	Finance lease payments	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsOfFinanceLeaseLiabilitiesClassifiedAsFinancingActivities
177	Early redemption premium paid	Concept (Monetary)	For Period	Credit	ard:EarlyRedemptionPremiumCostsPaidClassifiedAsFinancingActivities
178	Proceeds from share issuance	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromIssuingShares
179	Proceeds from borrowings with related party	Concept (Monetary)	For Period	Debit	ifrs-full:CashAdvancesAndLoansFromRelatedParties
180	Contribution from parent	Concept (Monetary)	For Period	Debit	ard:IfrsProceedsFromContributionsFromParent
181	Repayment of borrowings issued to related party	Concept (Monetary)	For Period	Debit	ifrs-full:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties
182	Net cash (outflow)/inflow from financing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInFinancingActivities
183	Net (decrease)/increase in cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
184	Cash and cash equivalents at the beginning of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
185	Exchange (losses)/gains on cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
186	Cash and cash equivalents at the end of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
187	00505 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS (Parenthetical)	Network	*	*	http://www.ardaghgroup.com/role/StatementConsolidatedStatementOfCashFlowsParenthetical
188	Implied Table	Table	*	*	implied:Table
189	CONSOLIDATED STATEMENT OF CASH FLOWS	Abstract			ifrs-full:StatementOfCashFlowsAbstract
190	Interest paid	Concept (Monetary)	For Period	Credit	ifrs-full:InterestPaidClassifiedAsOperatingActivities
191	10101 - Disclosure - General information	Network	*	*	http://www.ardaghgroup.com/role/DisclosureGeneralInformation
192	Implied Table	Table	*	*	implied:Table
193	General information	Abstract			ard:GeneralInformationAbstract
194	General information	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory
195	10201 - Disclosure - Summary of significant accounting policies	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPolicies
196	Implied Table	Table	*	*	implied:Table
197	Summary of significant accounting policies	Abstract			ard:SummaryOfSignificantAccountingPoliciesAbstract
198	Summary of significant accounting policies	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
199	10301 - Disclosure - Segment analysis	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSegmentAnalysis
200	Implied Table	Table	*	*	implied:Table
201	Segment analysis	Abstract			ifrs-full:DisclosureOfOperatingSegmentsAbstract
202	Segment analysis	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory
203	10401 - Disclosure - Exceptional items	Network	*	*	http://www.ardaghgroup.com/role/DisclosureExceptionalItems
204	Implied Table	Table	*	*	implied:Table
205	Exceptional items	Abstract			ard:DisclosureOfExceptionalItemsAbstract
206	Exceptional items	Concept (Text Block (HTML))	For Period		ard:DisclosureOfExceptionalItemsTextBlock
207	10501 - Disclosure - Finance income and expense	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinanceIncomeAndExpense
208	Implied Table	Table	*	*	implied:Table
209	Finance income and expense	Abstract			ard:DisclosureOfFinanceExpenseAbstract
210	Finance income and expense	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinanceIncomeExpenseExplanatory
211	10601 - Disclosure - Income tax	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIncomeTax
212	Implied Table	Table	*	*	implied:Table
213	Income tax	Abstract			ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
214	Income tax	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIncomeTaxExplanatory
215	10701 - Disclosure - Earnings per share	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEarningsPerShare
216	Implied Table	Table	*	*	implied:Table
217	Earnings per share	Abstract			ifrs-full:EarningsPerShareAbstract
218	Earnings per share	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEarningsPerShareExplanatory
219	10801 - Disclosure - Employee costs	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeCosts
220	Implied Table	Table	*	*	implied:Table
221	Employee costs	Abstract			ifrs-full:ClassesOfEmployeeBenefitsExpenseAbstract
222	Employee costs	Concept (Text Block (HTML))	For Period		ard:DisclosureOfEmployeeCostsTextBlock
223	10901 - Disclosure - Intangible assets	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIntangibleAssets
224	Implied Table	Table	*	*	implied:Table
225	Intangible assets	Abstract			ifrs-full:DisclosureOfIntangibleAssetsAbstract
226	Intangible assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIntangibleAssetsAndGoodwillExplanatory
227	11001 - Disclosure - Property, plant and equipment	Network	*	*	http://www.ardaghgroup.com/role/DisclosurePropertyPlantAndEquipment
228	Implied Table	Table	*	*	implied:Table
229	Property, plant and equipment	Abstract			ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
230	Property, plant and equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
231	11101 - Disclosure - Other non-current assets	Network	*	*	http://www.ardaghgroup.com/role/DisclosureOtherNonCurrentAssets
232	Implied Table	Table	*	*	implied:Table
233	Other non-current assets	Abstract			ard:DisclosureOfOtherNoncurrentAssetsAbstract
234	Other non-current assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfOtherNoncurrentAssetsExplanatory
235	11201 - Disclosure - Deferred income tax	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDeferredIncomeTax
236	Implied Table	Table	*	*	implied:Table
237	Deferred income tax	Abstract			ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract
238	Deferred income tax	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDeferredTaxesExplanatory
239	11301 - Disclosure - Inventories	Network	*	*	http://www.ardaghgroup.com/role/DisclosureInventories
240	Implied Table	Table	*	*	implied:Table
241	Inventories	Abstract			ifrs-full:ClassesOfInventoriesAbstract
242	Inventories	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInventoriesExplanatory
243	11401 - Disclosure - Trade and other receivables	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherReceivables
244	Implied Table	Table	*	*	implied:Table
245	Trade and other receivables	Abstract			ifrs-full:TradeAndOtherCurrentReceivablesAbstract
246	Trade and other receivables	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory
247	11501 - Disclosure - Cash and cash equivalents	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCashAndCashEquivalents
248	Implied Table	Table	*	*	implied:Table
249	Cash, cash equivalents and restricted cash	Abstract			ard:CashCashEquivalentsAndRestrictedCashAbstract
250	Cash and cash equivalents	Concept (Text Block (HTML))	For Period		ard:DisclosureOfCashCashEquivalentsAndRestrictedCashTextBlock
251	11601 - Disclosure - Issued capital and reserves	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIssuedCapitalAndReserves
252	Implied Table	Table	*	*	implied:Table
253	Issued capital and reserves	Abstract			ifrs-full:EquityAbstract
254	Issued capital and reserves	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory
255	11701 - Disclosure - Financial risk factors	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialRiskFactors
256	Implied Table	Table	*	*	implied:Table
257	Financial risk factors	Abstract			ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsAbstract
258	Financial risk factors	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsExplanatory
259	11801 - Disclosure - Financial assets and liabilities	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilities
260	Implied Table	Table	*	*	implied:Table
261	Financial assets and liabilities	Abstract			ifrs-full:DisclosureOfFinancialInstrumentsAbstract
262	Financial assets and liabilities	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinancialInstrumentsExplanatory
263	11901 - Disclosure - Employee benefit obligations	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligations
264	Implied Table	Table	*	*	implied:Table
265	Employee benefit obligations	Abstract			ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
266	Employee benefit obligations	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEmployeeBenefitsExplanatory
267	12001 - Disclosure - Related party borrowings and receivables	Network	*	*	http://www.ardaghgroup.com/role/DisclosureRelatedPartyBorrowingsAndReceivables
268	Implied Table	Table	*	*	implied:Table
269	Related party borrowings and receivables	Abstract			ifrs-full:RelatedPartyTransactionsAbstract
270	Related party receivables and borrowings	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
271	12101 - Disclosure - Provisions	Network	*	*	http://www.ardaghgroup.com/role/DisclosureProvisions
272	Implied Table	Table	*	*	implied:Table
273	Provisions	Abstract			ifrs-full:DisclosureOfOtherProvisionsAbstract
274	Provisions	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfOtherProvisionsExplanatory
275	12201 - Disclosure - Trade and other payables	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherPayables
276	Implied Table	Table	*	*	implied:Table
277	Trade and other payables	Abstract			ifrs-full:TradeAndOtherPayablesAbstract
278	Trade and other payables	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory
279	12301 - Disclosure - Cash generated from operating activities	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCashGeneratedFromOperatingActivities
280	Implied Table	Table	*	*	implied:Table
281	Cash generated from operating activities	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
282	Cash generated from operating activities	Concept (Text Block (HTML))	For Period		ard:DisclosureOfCashGeneratedFromOperatingActivitiesExplanatoryTextBlock
283	12401 - Disclosure - Business combinations and disposals	Network	*	*	http://www.ardaghgroup.com/role/DisclosureBusinessCombinationsAndDisposals
284	Implied Table	Table	*	*	implied:Table
285	Business combinations and disposals	Abstract			ard:DisclosureOfDetailedInformationAboutBusinessCombinationAndDisposalsAbstract
286	Business combinations and disposals	Concept (Text Block (HTML))	For Period		ard:DisclosureOfBusinessCombinationsAndDisposalsTextBlock
287	12501 - Disclosure - Dividends	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDividends
288	Implied Table	Table	*	*	implied:Table
289	Dividends	Abstract			ard:DividendsPaidAbstract
290	Dividends	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDividendsExplanatory
291	12601 - Disclosure - Related party information	Network	*	*	http://www.ardaghgroup.com/role/DisclosureRelatedPartyInformation
292	Implied Table	Table	*	*	implied:Table
293	Related party information	Abstract			ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
294	Related party information	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfRelatedPartyExplanatory
295	12701 - Disclosure - Contingencies	Network	*	*	http://www.ardaghgroup.com/role/DisclosureContingencies
296	Implied Table	Table	*	*	implied:Table
297	Contingencies	Abstract			ifrs-full:DisclosureOfContingentLiabilitiesAbstract
298	Contingencies	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfContingentLiabilitiesExplanatory
299	12801 - Disclosure - Events after the reporting period	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEventsAfterReportingPeriod
300	Implied Table	Table	*	*	implied:Table
301	Events after the reporting period	Abstract			ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodAbstract
302	Events after the reporting period	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
303	12901 - Disclosure - Effect of change in presentation currency	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEffectOfChangeInPresentationCurrency
304	Implied Table	Table	*	*	implied:Table
305	Effect of change in presentation currency	Abstract			ifrs-full:DisclosureOfVoluntaryChangeInAccountingPolicyAbstract
306	Effect of change in presentation currency	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfVoluntaryChangeInAccountingPolicy
307	13001 - Disclosure - Company financial information	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformation
308	Implied Table	Table	*	*	implied:Table
309	Company financial information	Abstract			ard:DisclosureOfCompanyFinancialInformationAbstract
310	Company financial information	Concept (Text Block (HTML))	For Period		ard:DisclosureOfCompanyFinancialInformationTextBlock
311	20202 - Disclosure - Summary of significant accounting policies (Policies)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies
312	Implied Table	Table	*	*	implied:Table
313	Summary of significant accounting policies	Abstract			ard:SummaryOfSignificantAccountingPoliciesAbstract
314	Basis of preparation	Concept (Text Block (HTML))	For Period		ard:DescriptionOfAccountingPolicyForBasisOfPreparationPolicyTextBlock
315	Recently adopted accounting standards and changes in accounting policies	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfInitialApplicationOfStandardsOrInterpretations
316	Change in presentation currency	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfReclassificationsOrChangesInPresentationExplanatory
317	Recent accounting pronouncements	Concept (Text Block (HTML))	For Period		ard:DescriptionOfAccountingPolicyForRecentAccountingPronouncementsPolicyTextBlock
318	Basis of consolidation	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForSubsidiariesExplanatory
319	Foreign currency	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
320	Business combinations and goodwill	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForBusinessCombinationsAndGoodwillExplanatory
321	Intangible assets	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory
322	Property, plant and equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
323	Impairment of non-financial assets	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory
324	Inventories	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
325	Non-derivative financial instruments	Concept (Text Block (HTML))	For Period		ard:DescriptionOfAccountingPolicyForNonDerivativeFinancialInstrumentsTextBlock
326	Derivative financial instruments	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory
327	Fair value measurement	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForFairValueMeasurementExplanatory
328	Employee benefits	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
329	Provisions	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
330	Revenue recognition	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
331	Exceptional items	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForExceptionalItemsExplanatory
332	Finance income and expense	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForFinanceIncomeAndCostsExplanatory
333	Income Tax	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
334	Segment reporting	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForSegmentReportingExplanatory
335	Critical accounting estimates, assumptions and judgments	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfChangesInAccountingPoliciesAccountingEstimatesAndErrorsExplanatory
336	30203 - Disclosure - Summary of significant accounting policies (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables
337	Implied Table	Table	*	*	implied:Table
338	Summary of significant accounting policies	Abstract			ard:SummaryOfSignificantAccountingPoliciesAbstract
339	Schedule of disaggregation of revenue by destination	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory
340	Schedule of significant changes in contract assets	Concept (Text Block (HTML))	For Period		ifrs-full:ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory
341	Schedule of useful lives of intangible finite lived intangible assets on a straight-line basis	Concept (Text Block (HTML))	For Period		ard:DisclosureOfUsefulLivesOfFiniteLivedIntangibleAssetsTableTextBlock
342	Schedule useful lives of property, plant and equipment on a straight-line basis	Concept (Text Block (HTML))	For Period		ard:DisclosureOfUsefulLivesPropertyPlantAndEquipmentTableTextBlock
343	30303 - Disclosure - Segment analysis (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSegmentAnalysisTables
344	Implied Table	Table	*	*	implied:Table
345	Segment analysis	Abstract			ifrs-full:DisclosureOfOperatingSegmentsAbstract
346	Schedule of reconciliation of profit (loss) to Adjusted EBITDA	Concept (Text Block (HTML))	For Period		ard:DisclosureOfReconciliationOfProfitLossToAdjustedEbitdaTableTextBlock
347	Schedule of segment results	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfOperatingSegmentsExplanatory
348	Schedule of total revenue and non-current assets, excluding derivative financial instruments, taxes, pensions and goodwill arising on acquisitions, in countries	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfGeographicalAreasExplanatory
349	30403 - Disclosure - Exceptional items (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureExceptionalItemsTables
350	Implied Table	Table	*	*	implied:Table
351	Exceptional items	Abstract			ard:DisclosureOfExceptionalItemsAbstract
352	Schedule of exceptional items	Concept (Text Block (HTML))	For Period		ard:DisclosureOfExceptionalItemsTableTextBlock
353	30503 - Disclosure - Finance income and expense (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinanceIncomeAndExpenseTables
354	Implied Table	Table	*	*	implied:Table
355	Finance income and expense	Abstract			ard:DisclosureOfFinanceExpenseAbstract
356	Schedule of finance income and expense	Concept (Text Block (HTML))	For Period		ard:DisclosureOfFinanceIncomeAndExpenseTableTextBlock
357	30601 - Disclosure - Income tax (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIncomeTaxTables
358	Implied Table	Table	*	*	implied:Table
359	Income tax	Abstract			ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
360	Schedule of current and deferred tax	Concept (Text Block (HTML))	For Period		ard:IfrsScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock
361	Schedule of reconciliation of tax expense and the accounting loss multiplied by the Group�s domestic tax rate	Concept (Text Block (HTML))	For Period		ard:IfrsScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
362	30703 - Disclosure - Earnings per share (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEarningsPerShareTables
363	Implied Table	Table	*	*	implied:Table
364	Earnings per share	Abstract			ifrs-full:EarningsPerShareAbstract
365	Schedule of Basic and Diluted Earning per share	Concept (Text Block (HTML))	For Period		ifrs-full:EarningsPerShareExplanatory
366	30803 - Disclosure - Employee costs (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeCostsTables
367	Implied Table	Table	*	*	implied:Table
368	Employee costs	Abstract			ifrs-full:ClassesOfEmployeeBenefitsExpenseAbstract
369	Schedule of component of employee costs	Concept (Text Block (HTML))	For Period		ard:DisclosureOfEmployeeCostsTableTextBlock
370	Schedule of number of employees	Concept (Text Block (HTML))	For Period		ard:DisclosureOfNumberOfEmployeeTableTextBlock
371	30903 - Disclosure - Intangible assets (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIntangibleAssetsTables
372	Implied Table	Table	*	*	implied:Table
373	Intangible assets	Abstract			ifrs-full:DisclosureOfIntangibleAssetsAbstract
374	Schedule of reconciliation of changes in intangible assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory
375	Summary of goodwill allocation	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfGoodwillExplanatory
376	Schedule of significant goodwill amounts arising in the groups of CGUs	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesExplanatory
377	31001 - Disclosure - Property, plant and equipment (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosurePropertyPlantAndEquipmentTables
378	Implied Table	Table	*	*	implied:Table
379	Property, plant and equipment	Abstract			ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
380	Schedule of property plant and equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
381	Schedule of operating lease commitments	Concept (Text Block (HTML))	For Period		ard:DisclosureOfOperatingLeasesByLesseeTableTextBlock
382	Schedule of commitments under non cancellable operating leases	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsExplanatory
383	Schedule of capital commitments	Concept (Text Block (HTML))	For Period		ard:DisclosureOfCapitalCommitmentsTableTextBlock
384	31201 - Disclosure - Deferred income tax (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDeferredIncomeTaxTables
385	Implied Table	Table	*	*	implied:Table
386	Deferred income tax	Abstract			ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract
387	The movement in deferred tax assets and liabilities	Concept (Text Block (HTML))	For Period		ard:DisclosureOfMovementInDeferredTaxAssetsAndLiabilitiesTableTextBlock
388	The components of deferred income tax assets and liabilities	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
389	The tax (charge)/credit recognized in the consolidated income statement	Concept (Text Block (HTML))	For Period		ard:DisclosureOfTaxChargeCreditRecognizedInConsolidatedIncomeStatement
390	31301 - Disclosure - Inventories (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureInventoriesTables
391	Implied Table	Table	*	*	implied:Table
392	Inventories	Abstract			ifrs-full:ClassesOfInventoriesAbstract
393	Schedule of inventories	Concept (Text Block (HTML))	For Period		ard:IfrsScheduleOfInventoryCurrentTableTextBlock
394	31403 - Disclosure - Trade and other receivables (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherReceivablesTables
395	Implied Table	Table	*	*	implied:Table
396	Trade and other receivables	Abstract			ifrs-full:TradeAndOtherCurrentReceivablesAbstract
397	Schedule of trade, other current receivables and prepayments	Concept (Text Block (HTML))	For Period		ard:DisclosureOfCurrentTradeAndOtherReceivablesAndPrepaymentsTableTextBlock
398	Schedule of movements on the provision for impairment of current trade receivables	Concept (Text Block (HTML))	For Period		ard:DisclosureOfMovementsOnProvisionForImpairmentOfCurrentTradeReceivablesTableTextBlock
399	Schedule of ageing analysis of trade receivables past due but not impaired	Concept (Text Block (HTML))	For Period		ard:AgingOfPastDueFinancialAssetsTableTextBlock
400	31503 - Disclosure - Cash and cash equivalents (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCashAndCashEquivalentsTables
401	Implied Table	Table	*	*	implied:Table
402	Cash, cash equivalents and restricted cash	Abstract			ard:CashCashEquivalentsAndRestrictedCashAbstract
403	Schedule of cash and cash equivalents	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
404	31603 - Disclosure - Issued capital and reserves (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIssuedCapitalAndReservesTables
405	Implied Table	Table	*	*	implied:Table
406	Issued capital and reserves	Abstract			ifrs-full:EquityAbstract
407	Schedule of share capital	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfClassesOfShareCapitalExplanatory
408	31803 - Disclosure - Financial assets and liabilities (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesTables
409	Implied Table	Table	*	*	implied:Table
410	Financial assets and liabilities	Abstract			ifrs-full:DisclosureOfFinancialInstrumentsAbstract
411	Schedule of net external debt	Concept (Text Block (HTML))	For Period		ard:DisclosureOfComponentsOfNetDebtTableTextBlock
412	Schedule of net debt and available liquidity	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory
413	Schedule of movement in net debt	Concept (Text Block (HTML))	For Period		ard:DisclosureOfMovementInNetDebtTableTextBlock
414	Schedule of maturity analysis of borrowings	Concept (Text Block (HTML))	For Period		ifrs-full:MaturityAnalysisForNonderivativeFinancialLiabilities
415	Schedule of contracted undiscounted cash flows	Concept (Text Block (HTML))	For Period		ard:DisclosureOfMaturityAnalysisOfContractedUndiscountedCashOutflowsOfFinancialLiabilitiesTableTextBlock
416	Schedule of carrying amount and fair value of borrowings	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFairValueMeasurementOfLiabilitiesExplanatory
417	Schedule of effective interest rates	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinancialInstrumentsByTypeOfInterestRateExplanatory
418	Schedule of net borrowings in denominated currencies	Concept (Text Block (HTML))	For Period		ard:DisclosureOfNetBorrowingsInDenominatedCurrenciesTableTextBlock
419	Schedule of undrawn borrowing facilities	Concept (Text Block (HTML))	For Period		ard:DisclosureOfUndrawnBorrowingFacilitiesTableTextBlock
420	Schedule of fair value of financial instruments	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFairValueOfFinancialInstrumentsExplanatory
421	31903 - Disclosure - Employee benefit obligations (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsTables
422	Disclosure of net defined benefit liability (asset) [table]	Table	*	*	ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetTable
423	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
424	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
425	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
426	Other employee benefit obligations	Member			ard:OtherEmployeeBenefitPlansMember
427	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetLineItems
428	Schedule of employee benefit obligations and assets included in consolidated statement of financial position	Concept (Text Block (HTML))	For Period		ard:ScheduleOfEmployeeBenefitObligationsAndAssetsIncludedInConsolidatedStatementOfFinancialPositionTableTextBlock
429	Schedule of current service cost and administration costs of defined benefit pension schemes recognized in the consolidated income statement	Concept (Text Block (HTML))	For Period		ard:ScheduleOfDefinedBenefitCurrentServiceCostAndAdministrativeCostsRecognizedInConsolidatedIncomeStatementTableTextBlock
430	Schedule of re-measurement of defined benefit obligations and assets recognized in consolidated statement of comprehensive income	Concept (Text Block (HTML))	For Period		ard:ScheduleOfRemeasurementOfDefinedBenefitObligationsAndAssetsRecognizedInConsolidatedStatementOfComprehensiveIncomeTableTextBlock
431	Schedule of movement in defined benefit obligations and assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory
432	Schedule of plan assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFairValueOfPlanAssetsExplanatory
433	Schedule of ranges of principal assumptions applied in estimating defined benefit obligations	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory
434	Schedule of mortality assumptions	Concept (Text Block (HTML))	For Period		ard:ScheduleOfMortalityAssumptionsTableTextBlock
435	Schedule of principal defined benefit schemes	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDefinedBenefitPlansExplanatory
436	Schedule of expected defined benefit payment	Concept (Text Block (HTML))	For Period		ard:ScheduleOfExpectedDefinedBenefitPaymentTableTextBlock
437	Schedule of other employee benefits	Concept (Text Block (HTML))	For Period		ard:ScheduleOfOtherEmployeeBenefitsTableTextBlock
438	32101 - Disclosure - Provisions (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureProvisionsTables
439	Implied Table	Table	*	*	implied:Table
440	Provisions	Abstract			ifrs-full:DisclosureOfOtherProvisionsAbstract
441	Schedule of current and non current provisions	Concept (Text Block (HTML))	For Period		ard:DisclosureOfOtherProvisionCurrentAndNonCurrentTableTextBlock
442	Schedule of restructuring and other Provisions	Concept (Text Block (HTML))	For Period		ard:DisclosureOfRestructuringAndOtherProvisionsTableTextBlock
443	32203 - Disclosure - Trade and other payables (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherPayablesTables
444	Implied Table	Table	*	*	implied:Table
445	Trade and other payables	Abstract			ifrs-full:TradeAndOtherPayablesAbstract
446	Schedule of trade and other payables	Concept (Text Block (HTML))	For Period		ard:DisclosureOfTradeAndOtherPayablesByClassificationTableTextBlock
447	32301 - Disclosure - Cash generated from operating activities (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCashGeneratedFromOperatingActivitiesTables
448	Implied Table	Table	*	*	implied:Table
449	Cash generated from operating activities	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
450	Schedule of cash generated from operating activities	Concept (Text Block (HTML))	For Period		ard:DisclosureOfCashGeneratedFromOperatingActivitiesTableTextBlock
451	32403 - Disclosure - Business combinations and disposals (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureBusinessCombinationsAndDisposalsTables
452	Implied Table	Table	*	*	implied:Table
453	Business combinations and disposals	Abstract			ard:DisclosureOfDetailedInformationAboutBusinessCombinationAndDisposalsAbstract
454	Schedule of provisional consideration and fair value of assets acquired and liabilities assumed.	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory
455	32503 - Disclosure - Dividends (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDividendsTables
456	Implied Table	Table	*	*	implied:Table
457	Dividends	Abstract			ard:DividendsPaidAbstract
458	Schedule of cash dividends on ordinary shares declared and paid	Concept (Text Block (HTML))	For Period		ard:CashDividendsPaidOnOrdinarySharesDeclaredAndPaidTableTextBlock
459	32603 - Disclosure - Related party information (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureRelatedPartyInformationTables
460	Implied Table	Table	*	*	implied:Table
461	Related party information	Abstract			ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
462	Schedule of information about key management personnel	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory
463	Schedule of information relating to wholly owned subsidiaries	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory
464	32903 - Disclosure - Effect of change in presentation currency (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEffectOfChangeInPresentationCurrencyTables
465	Ifrs Statement [Table]	Table	*	*	ard:IfrsStatementTable
466	Retrospective application and retrospective restatement [axis]	Axis			ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
467	Currently stated [member]	Member			ifrs-full:RestatedMember
468	Previously stated	Member			ifrs-full:PreviouslyStatedMember
469	Consolidated financial statements	LineItems			ard:IfrsStatementLineItems
470	Schedule of exchange rates used in translation	Concept (Text Block (HTML))	For Period		ard:DisclosureOfExchangeRatesUsedInTranslationTableTextBlock
471	Income statement	Concept (Text Block (HTML))	For Period		srt:ScheduleOfCondensedIncomeStatementTableTextBlock
472	Statement of comprehensive income	Concept (Text Block (HTML))	For Period		srt:CondensedStatementOfComprehensiveIncomeTableTextBlock
473	Statement of financial position	Concept (Text Block (HTML))	For Period		srt:ScheduleOfCondensedBalanceSheetTableTextBlock
474	Statement of cash flows	Concept (Text Block (HTML))	For Period		srt:ScheduleOfCondensedCashFlowStatementTableTextBlock
475	33003 - Disclosure - Company financial information (Tables)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformationTables
476	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
477	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
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480	Condensed financial statements	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
481	Statement of financial position	Concept (Text Block (HTML))	For Period		srt:ScheduleOfCondensedBalanceSheetTableTextBlock
482	Statement of comprehensive income	Concept (Text Block (HTML))	For Period		srt:CondensedStatementOfComprehensiveIncomeTableTextBlock
483	Statement of cash flows	Concept (Text Block (HTML))	For Period		srt:ScheduleOfCondensedCashFlowStatementTableTextBlock
484	Summary of parent-only financial information in euro	Concept (Text Block (HTML))	For Period		ard:ReconciliationOfParentOnlyFinancialInformationInEurosTableTextBlock
485	Summary of parent-only financial information in U.S. dollars	Concept (Text Block (HTML))	For Period		ard:ReconciliationOfParentOnlyFinancialInformationInU.s.DollarsTableTextBlock
486	40101 - Disclosure - General information (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureGeneralInformationDetails
487	Disclosure of classes of share capital [table]	Table	*	*	ifrs-full:DisclosureOfClassesOfShareCapitalTable
488	Classes of ordinary shares [axis]	Axis			ifrs-full:ClassesOfOrdinarySharesAxis
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491	Issued capital	LineItems			ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
492	Shares issued in IPO	Concept (Shares)	As Of		ifrs-full:NumberOfSharesIssuedAndFullyPaid
493	40201 - Disclosure - Summary of significant accounting policies - Impact of IFRS 9 (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesImpactOfIfrs9Details
494	Disclosure of initial application of standards or interpretations [table]	Table	*	*	ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsTable
495	Initially applied IFRSs [axis]	Axis			ifrs-full:InitiallyAppliedIFRSsAxis
496	Initially applied IFRSs [member]	Member			ifrs-full:InitiallyAppliedIFRSsMember
497	Increase (decrease) due to application of IFRS 9	Member			ard:IncreaseDecreaseDueToApplicationOfIfrs9Member
498	Increase (decrease) due to application of Ifrs 9, new credit loss model	Member			ard:IncreaseDecreaseDueToApplicationOfIfrs9NewCreditLossModelMember
499	Increase (decrease) due to application of Ifrs 9, recognition of changes in currency basis spread	Member			ard:IncreaseDecreaseDueToApplicationOfIfrs9RecognitionOfChangesInCurrencyBasisSpreadMember
500	Reclassification of gain due to application of Ifrs 9, recognition of changes in currency basis spread	Member			ard:ReclassificationOfGainDueToApplicationOfIfrs9RecognitionOfChangesInCurrencyBasisSpreadMember
501	Reclassification of loss due to application of Ifrs 9, recognition of changes in currency basis spread	Member			ard:ReclassificationOfLossDueToApplicationOfIfrs9RecognitionOfChangesInCurrencyBasisSpreadMember
502	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
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504	Cash flow hedge reserve	Member			ifrs-full:ReserveOfCashFlowHedgesMember
505	Cost of hedging reserve	Member			ifrs-full:ReserveOfGainsAndLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstrumentsMember
506	Classes of financial instruments [axis]	Axis			ifrs-full:ClassesOfFinancialInstrumentsAxis
507	Financial instruments, class [member]	Member			ifrs-full:ClassesOfFinancialInstrumentsMember
508	Derivatives	Member			ifrs-full:DerivativesMember
509	Cross currency interest rate swaps (CCIRS)	Member			ard:CrossCurrencyInterestRateSwapsMember
510	Adoption of IFRS 9	LineItems			ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsLineItems
511	Retained earnings.	Concept (Monetary)	As Of	Credit	ifrs-full:RetainedEarnings
512	Trade and other current receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivables
513	Other reserves	Concept (Monetary)	As Of	Credit	ifrs-full:OtherReserves
514	40202 - Disclosure - Summary of significant accounting policies - Revenue information (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesRevenueInformationDetails
515	Disclosure of disaggregation of revenue from contracts with customers [table]	Table	*	*	ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable
516	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
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518	Europe and North America	Member			ard:EuropeAndNorthAmericaMember
519	Segments [axis]	Axis			ifrs-full:SegmentsAxis
520	Segments [member]	Member			ifrs-full:SegmentsMember
521	Glass Packaging Europe	Member			ard:GlassPackagingEuropeMember
522	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
523	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
524	Heye International	Member			ard:HeyeInternationalMember
525	Range [axis]	Axis			ifrs-full:RangeAxis
526	Ranges [member]	Member			ifrs-full:RangesMember
527	Minimum	Member			ifrs-full:BottomOfRangeMember
528	Revenues from contracts with customers	LineItems			ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems
529	Percentage of entity's revenue	Concept (Percent)	For Period		ifrs-full:PercentageOfEntitysRevenue
530	Number of customers served	Concept (Integer)	For Period		ard:NumberOfCustomers
531	Number of countries in which customers are served	Concept (Integer)	For Period		ard:NumberOfCountriesWithCustomers
532	Percentage of revenue generated under multi-year contracts	Concept (Percent)	For Period		ard:PercentageOfEntitySRevenueUnderMultiYearContracts
533	Percentage of segment's revenue	Concept (Percent)	For Period		ard:PercentageOfSegmentSRevenue
534	40203 - Disclosure - Summary of significant accounting policies - Disaggregation of Revenue (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesDisaggregationOfRevenueDetails
535	Disclosure of disaggregation of revenue from contracts with customers [table]	Table	*	*	ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable
536	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
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538	Europe	Member			srt:EuropeMember
539	North America	Member			srt:NorthAmericaMember
540	Rest of the World	Member			ard:ContinentsOtherThanEuropeAndNorthAmericaMember
541	Segments [axis]	Axis			ifrs-full:SegmentsAxis
542	Segments [member]	Member			ifrs-full:SegmentsMember
543	Metal Packaging Europe	Member			ard:MetalPackagingEuropeMember
544	Metal Packaging Americas	Member			ard:MetalPackagingAmericasMember
545	Glass Packaging Europe	Member			ard:GlassPackagingEuropeMember
546	Glass Packaging North America	Member			ard:GlassPackagingNorthAmericaMember
547	Disaggregation of revenue	LineItems			ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems
548	Revenue from contracts with customers	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromContractsWithCustomers
549	40204 - Disclosure - Summary of significant accounting policies - Contract assets (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesContractAssetsDetails
550	Implied Table	Table	*	*	implied:Table
551	Summary of significant accounting policies	Abstract			ard:SummaryOfSignificantAccountingPoliciesAbstract
552	Contract assets	Abstract			ifrs-full:ContractAssetsAbstract
553	Receivables from contracts with customers	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentReceivablesFromContractsWithCustomers
554	Contract assets at beginning of period	Concept (Monetary)	As Of	Debit	ifrs-full:ContractAssets
555	Transfers from contract assets recognized at the beginning of the period to receivables	Concept (Monetary)	For Period	Credit	ifrs-full:DecreaseThroughRightToConsiderationBecomingUnconditionalContractAssets
556	Increases as a result of new contract assets recognized during the period	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughCumulativeCatchupAdjustmentsToRevenueArisingFromChangeInMeasureOfProgressContractAssets
557	Other	Concept (Monetary)	For Period	Debit	ard:IncreaseDecreaseThroughOtherAdjustmentsContractAssets
558	Contract assets at end of period	Concept (Monetary)	As Of	Debit	ifrs-full:ContractAssets
559	40205 - Disclosure - Summary of significant accounting policies - Impact of adoption of IFRS 15 (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesImpactOfAdoptionOfIfrs15Details
560	Disclosure of initial application of standards or interpretations [table]	Table	*	*	ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsTable
561	Initially applied IFRSs [axis]	Axis			ifrs-full:InitiallyAppliedIFRSsAxis
562	Initially applied IFRSs [member]	Member			ifrs-full:InitiallyAppliedIFRSsMember
563	Increase (decrease) due to application of IFRS 15	Member			ifrs-full:IncreaseDecreaseDueToApplicationOfIFRS15Member
564	Adoption of IFRS 15	LineItems			ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsLineItems
565	Contract assets	Concept (Monetary)	As Of	Debit	ifrs-full:ContractAssets
566	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
567	Contract asset	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentContractAssets
568	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	ard:DeferredTaxLiabilitiesNetOfAmountsAvailableForOffset
569	Deferred tax liabilities increased	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseInDeferredTaxLiabilityAsset
570	40206 - Disclosure - Summary of significant accounting policies - Recent accounting pronouncements (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesRecentAccountingPronouncementsDetails
571	Disclosure of initial application of standards or interpretations [table]	Table	*	*	ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsTable
572	Initially applied IFRSs [axis]	Axis			ifrs-full:InitiallyAppliedIFRSsAxis
573	Initially applied IFRSs [member]	Member			ifrs-full:InitiallyAppliedIFRSsMember
574	Increase (decrease) due to application of IFRS 16	Member			ard:IncreaseDecreaseDueToApplicationOfIfrs16Member
575	Range [axis]	Axis			ifrs-full:RangeAxis
576	Ranges [member]	Member			ifrs-full:RangesMember
577	Minimum	Member			ifrs-full:BottomOfRangeMember
578	Maximum	Member			ifrs-full:TopOfRangeMember
579	Disclosure of initial application of standards or interpretations [line items]	LineItems			ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsLineItems
580	Group has gathered and assessed the data	Concept (Integer)	For Period		ard:NumberOfLeasesWhoseDataHasBeenGatheredAndAssessedToWhichGroupIsParty
581	Right-of-use assets	Concept (Monetary)	As Of	Debit	ifrs-full:RightofuseAssets
582	Lease liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:LeaseLiabilities
583	Operating lease commitments	Concept (Monetary)	For Period	Debit	ifrs-full:MinimumOperatingLeasePayments
584	40207 - Disclosure - Summary of significant accounting policies - Intangible assets (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesIntangibleAssetsDetails
585	Disclosure of detailed information about intangible assets [table]	Table	*	*	ifrs-full:DisclosureOfIntangibleAssetsTable
586	Classes of intangible assets other than goodwill [axis]	Axis			ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
587	Intangible assets other than goodwill [member]	Member			ifrs-full:IntangibleAssetsOtherThanGoodwillMember
588	Computer software	Member			ifrs-full:ComputerSoftwareMember
589	Customer relationships	Member			ifrs-full:CustomerrelatedIntangibleAssetsMember
590	Technology	Member			ifrs-full:TechnologybasedIntangibleAssetsMember
591	Range [axis]	Axis			ifrs-full:RangeAxis
592	Ranges [member]	Member			ifrs-full:RangesMember
593	Minimum	Member			ifrs-full:BottomOfRangeMember
594	Maximum	Member			ifrs-full:TopOfRangeMember
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596	Useful lives on a straight-line basis	Concept (xbrli:durationItemType)	For Period		ard:UsefulLivesFiniteLivedIntangibleAssets
597	Residual value	Concept (Monetary)	As Of	Debit	ard:ResidualValueFiniteLivedIntangibleAssets
598	40208 - Disclosure - Summary of significant accounting policies - Property, plant and equipment (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPropertyPlantAndEquipmentDetails
599	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
600	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
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602	Buildings	Member			ifrs-full:BuildingsMember
603	Plant and machinery	Member			ifrs-full:MachineryMember
604	Molds	Member			ard:MouldsMember
605	Office equipment and vehicles	Member			ard:OfficeEquipmentAndVehiclesMember
606	Range [axis]	Axis			ifrs-full:RangeAxis
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608	Minimum	Member			ifrs-full:BottomOfRangeMember
609	Maximum	Member			ifrs-full:TopOfRangeMember
610	Property, plant and equipment	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
611	Estimated useful lives	Concept (xbrli:durationItemType)	For Period		ard:UsefulLivesPropertyPlantAndEquipment
612	40301 - Disclosure - Segment analysis - Reconciliation of loss to Adjusted EBITDA (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSegmentAnalysisReconciliationOfLossToAdjustedEbitdaDetails
613	Implied Table	Table	*	*	implied:Table
614	Segment analysis	Abstract			ifrs-full:DisclosureOfOperatingSegmentsAbstract
615	Number of operating segments	Concept (Integer)	For Period		ard:IfrsNumberOfOperatingSegments
616	Number of reportable segments	Concept (Integer)	For Period		ard:IfrsNumberOfReportableSegments
617	Reconciliation of loss to Adjusted EBITDA	Abstract			ard:ReconciliationOfNetIncomeLossToAdjustedEbitdaAbstract
618	Profit/(loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
619	Income tax charge/(credit)	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
620	Net finance expense	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncomeCost
621	Depreciation and amortization (Notes 9, 10)	Concept (Monetary)	For Period	Debit	ifrs-full:DepreciationAndAmortisationExpense
622	Exceptional operating items (Note 4)	Concept (Monetary)	For Period	Debit	ard:ExceptionalOperatingItems
623	Adjusted EBITDA	Concept (Monetary)	For Period	Credit	ard:EarningsBeforeInterestTaxesDepreciationAndAmortization
624	40302 - Disclosure - Segment analysis - Segment results (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSegmentAnalysisSegmentResultsDetails
625	Disclosure of operating segments [table]	Table	*	*	ifrs-full:DisclosureOfOperatingSegmentsTable
626	Segments [axis]	Axis			ifrs-full:SegmentsAxis
627	Segments [member]	Member			ifrs-full:SegmentsMember
628	Metal Packaging Europe	Member			ard:MetalPackagingEuropeMember
629	Metal Packaging Americas	Member			ard:MetalPackagingAmericasMember
630	Glass Packaging Europe	Member			ard:GlassPackagingEuropeMember
631	Glass Packaging North America	Member			ard:GlassPackagingNorthAmericaMember
632	Segment analysis	LineItems			ifrs-full:DisclosureOfOperatingSegmentsLineItems
633	Revenue from contracts with customers	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromContractsWithCustomers
634	Adjusted EBITDA	Concept (Monetary)	For Period	Credit	ard:EarningsBeforeInterestTaxesDepreciationAndAmortization
635	Capital expenditure	Concept (Monetary)	As Of	Credit	ard:CapitalExpenditure
636	Assets.	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
637	Segment assets	Concept (Monetary)	As Of	Debit	ard:AssetsExcludingRelatedPartyReceivables
638	40303 - Disclosure - Segment analysis - Segment assets and segment revenue (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureSegmentAnalysisSegmentAssetsAndSegmentRevenueDetails
639	Disclosure of operating segments [table]	Table	*	*	ifrs-full:DisclosureOfOperatingSegmentsTable
640	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
641	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
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643	United Kingdom	Member			country:GB
644	Germany	Member			country:DE
645	Luxembourg	Member			ifrs-full:CountryOfDomicileMember
646	Segment analysis	LineItems			ifrs-full:DisclosureOfOperatingSegmentsLineItems
647	Number of customers with a percentage of total revenues greater than 10%	Concept (Integer)	For Period		ard:NumberOfCustomersWithPercentageOfTotalRevenuesGreaterThanConcentrationThresholdPercentage
648	Revenue	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromContractsWithCustomers
649	Non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
650	40401 - Disclosure - Exceptional items (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureExceptionalItemsDetails
651	Disclosure of exceptional items [table]	Table	*	*	ard:DisclosureOfExceptionalItemsTable
652	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
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654	Exceptional items	Member			ard:ExceptionalItemsMember
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656	Exceptional items - SGA expenses	Member			ard:ExceptionalItemsSellingGeneralAndAdministrativeExpensesMember
657	Exceptional Items Impairment of Intangible Assets [Member]	Member			ard:ExceptionalItemsImpairmentOfIntangibleAssetsMember
658	Exceptional items - finance expense	Member			ard:ExceptionalItemsFinanceExpenseMember
659	Exceptional items - finance income	Member			ard:ExceptionalItemsFinanceIncomeMember
660	Exceptional items - capacity realignment programs	Member			ard:ExceptionalItemsCapacityRealignmentProgramsMember
661	Segments [axis]	Axis			ifrs-full:SegmentsAxis
662	Segments [member]	Member			ifrs-full:SegmentsMember
663	Metal Packaging Europe	Member			ard:MetalPackagingEuropeMember
664	Metal Packaging Americas and Glass Packaging North America	Member			ard:MetalPackagingAmericasAndGlassPackagingNorthAmericaMember
665	Glass Packaging North America	Member			ard:GlassPackagingNorthAmericaMember
666	Glass Packaging Europe	Member			ard:GlassPackagingEuropeMember
667	Metal Packaging Americas	Member			ard:MetalPackagingAmericasMember
668	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
669	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
670	Beverage Can	Member			ard:BeverageCanBusinessMember
671	Classes of financial instruments [axis]	Axis			ifrs-full:ClassesOfFinancialInstrumentsAxis
672	Financial instruments, class [member]	Member			ifrs-full:ClassesOfFinancialInstrumentsMember
673	Cross currency interest rate swaps (CCIRS)	Member			ard:CrossCurrencyInterestRateSwapsMember
674	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
675	Borrowings by name [member]	Member			ifrs-full:BorrowingsByNameMember
676	6.000% Senior Notes due 2021	Member			ard:SeniorNotes6PercentDue2021Member
677	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
678	Property, plant and equipment [member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
679	Plant, machinery and other	Member			ard:PlantMachineryAndOtherMember
680	Exceptional items	LineItems			ard:DisclosureOfExceptionalItemsLineItems
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682	Restructuring costs	Concept (Monetary)	For Period	Debit	ifrs-full:ExpenseOfRestructuringActivities
683	Start-up related costs	Concept (Monetary)	For Period	Debit	ard:StartUpCosts
684	Non-cash inventory adjustment	Concept (Monetary)	For Period	Debit	ard:NonCashInventoryAdjustment
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686	Exceptional items-cost of sales	Concept (Monetary)	For Period	Debit	ifrs-full:CostOfSales
687	Transaction related costs - acquisition, integration and IPO	Concept (Monetary)	For Period	Debit	ard:TransactionRelatedCostsAcquisitionIntegrationAndInitialPublicOffering
688	Restructuring and other costs	Concept (Monetary)	For Period	Debit	ard:ExpenseOfRestructuringActivitiesSellingGeneralAdministrativeExpense
689	Total selling, general and administrative expense	Concept (Monetary)	For Period	Debit	ifrs-full:SellingGeneralAndAdministrativeExpense
690	Exceptional impairment- goodwill	Concept (Monetary)	For Period		ifrs-full:ImpairmentLossRecognisedInProfitOrLossGoodwill
691	Exceptional impairment-intangible assets	Concept (Monetary)	For Period		ifrs-full:ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsAndGoodwill
692	Debt refinancing and settlement costs	Concept (Monetary)	For Period	Debit	ard:DebtRefinancingAndSettlementCosts
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694	Interest payable on acquisition notes	Concept (Monetary)	For Period	Debit	ard:InterestPayableOnAcquisitionNotes
695	Finance expense	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
696	Exceptional gain on derivative financial instruments	Concept (Monetary)	For Period	Credit	ard:GainOnDerivativeFinancialInstruments
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698	Total exceptional items	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
699	Cumulative losses recycled from other comprehensive income	Concept (Monetary)	For Period	Debit	ifrs-full:ReclassificationAdjustmentsOnCashFlowHedgesForWhichHedgedItemAffectedProfitOrLossNetOfTax
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701	Loss on hedge ineffectiveness	Concept (Monetary)	For Period	Credit	ifrs-full:GainLossOnHedgeIneffectiveness
702	IPO related costs	Concept (Monetary)	For Period	Debit	ifrs-full:ShareIssueRelatedCost
703	Repayment of principal amount outstanding	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
704	Stated interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
705	40501 - Disclosure - Finance income and expense (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinanceIncomeAndExpenseDetails
706	Disclosure of Finance Expense [Table]	Table	*	*	ard:DisclosureOfFinanceExpenseTable
707	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
708	Ifrs Scenario, Unspecified [Domain]	Member			ard:IfrsScenarioUnspecifiedDomain
709	Before exceptional items	Member			ard:BeforeExceptionalItemsMember
710	Before exceptional items - finance income	Member			ard:BeforeExceptionalItemsFinanceIncomeMember
711	Exceptional items	Member			ard:ExceptionalItemsMember
712	Exceptional items - finance expense	Member			ard:ExceptionalItemsFinanceExpenseMember
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714	Finance income and expense	LineItems			ard:DisclosureOfFinanceExpenseLineItems
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716	Other interest expense	Concept (Monetary)	For Period	Debit	ifrs-full:InterestExpenseOnOtherFinancialLiabilities
717	Term loan	Concept (Monetary)	For Period	Debit	ifrs-full:InterestExpenseOnBankLoansAndOverdrafts
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720	Foreign currency translation losses/(gains)	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
721	(Gain)/Loss on derivative financial instruments	Concept (Monetary)	For Period	Debit	ard:LossOnDerivativeFinancialInstruments
722	Other finance income	Concept (Monetary)	For Period	Credit	ifrs-full:OtherFinanceIncomeCost
723	Finance expense	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
724	Exceptional finance income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
725	Net finance expense	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncomeCost
726	40601 - Disclosure - Income tax - Current and deferred tax (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIncomeTaxCurrentAndDeferredTaxDetails
727	Implied Table	Table	*	*	implied:Table
728	Income tax	Abstract			ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
729	Current tax:	Abstract			ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriodsAbstract
730	Current tax for the year	Concept (Monetary)	For Period	Debit	ifrs-full:CurrentTaxExpenseIncome
731	Adjustments in respect of prior years	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForCurrentTaxOfPriorPeriod
732	Total current tax	Concept (Monetary)	For Period	Debit	ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods
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734	Deferred tax for the year	Concept (Monetary)	For Period	Debit	ifrs-full:DeferredTaxExpenseIncome
735	Adjustments in respect of prior years	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDeferredTaxOfPriorPeriods
736	Total deferred tax	Concept (Monetary)	For Period	Debit	ard:DeferredTaxExpensesIncomeAndAdjustmentsForDeferredTaxOfPriorPeriods
737	Income tax charge/(credit)	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
738	40602 - Disclosure - Income tax - Reconciliation of tax expense and accounting loss (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIncomeTaxReconciliationOfTaxExpenseAndAccountingLossDetails
739	Income Tax Disclosure [Table]	Table	*	*	ard:IncomeTaxDisclosureTable
740	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
741	Ifrs Scenario, Unspecified [Domain]	Member			ard:IfrsScenarioUnspecifiedDomain
742	Exceptional items	Member			ard:ExceptionalItemsMember
743	Estimate	Member			ard:IfrsScenarioForecastMember
744	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
745	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
746	Luxembourg	Member			ifrs-full:CountryOfDomicileMember
747	United States	Member			country:US
748	France	Member			country:FR
749	Reconciliation of tax expense and accounting loss	LineItems			ard:IncomeTaxDisclosureLineItems
750	Accounting profit	Concept (Monetary)	For Period	Credit	ifrs-full:AccountingProfit
751	Profit/(loss) before tax multiplied by the standard rate of Luxembourg corporation tax	Concept (Monetary)	For Period	Debit	ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
752	Tax losses for which no deferred income tax asset was recognized	Concept (Monetary)	For Period	Debit	ifrs-full:TaxEffectOfTaxLosses
753	Remeasurement of deferred taxes	Concept (Monetary)	For Period	Debit	ard:TaxEffectForRemeasurmentOfDeferredTaxes
754	Adjustment in respect of prior years	Concept (Monetary)	For Period	Debit	ard:TaxEffectOfAdjustmentRelatingToPriorYear
755	Income subject to state and other local income taxes	Concept (Monetary)	For Period	Debit	ard:TaxEffectOfStateAndOtherLocalTaxRates
756	Income taxed at rates other than standard tax rates	Concept (Monetary)	For Period	Debit	ard:TaxEffectOfRatesOtherThanStandardTaxRates
757	Non-deductible items	Concept (Monetary)	For Period	Debit	ifrs-full:TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
758	Other	Concept (Monetary)	For Period	Debit	ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
759	Income tax charge/(credit)	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
760	Standard tax rate	Concept (Percent)	For Period		ifrs-full:ApplicableTaxRate
761	40701 - Disclosure - Earnings per share (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEarningsPerShareDetails
762	Implied Table	Table	*	*	implied:Table
763	Earnings per share	Abstract			ifrs-full:EarningsPerShareAbstract
764	(Loss)/profit attributable to equity holders	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
765	Weighted average number of ordinary shares for basic EPS	Concept (Shares)	For Period		ifrs-full:WeightedAverageShares
766	(Loss)/profit per share	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShare
767	40801 - Disclosure - Employee costs (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeCostsDetails
768	Implied Table	Table	*	*	implied:Table
769	Employee costs	Abstract			ifrs-full:ClassesOfEmployeeBenefitsExpenseAbstract
770	Wages and salaries	Concept (Monetary)	For Period	Debit	ifrs-full:WagesAndSalaries
771	Social security costs	Concept (Monetary)	For Period	Debit	ifrs-full:SocialSecurityContributions
772	Defined benefit plan pension costs (Note 19)	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitPlanPensionCosts
773	Defined benefit past service credit (Note 19)	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlanPastServiceCredit
774	Defined contribution plan pension costs (Note 19)	Concept (Monetary)	For Period	Debit	ifrs-full:PostemploymentBenefitExpenseDefinedContributionPlans
775	Total employee cost	Concept (Monetary)	For Period	Debit	ifrs-full:EmployeeBenefitsExpense
776	Production	Concept (Integer)	As Of		ard:NumberOfEmployeesInProduction
777	Administration	Concept (Integer)	As Of		ard:NumberOfEmployeesInAdministration
778	Total number of employee	Concept (Decimal)	As Of		ifrs-full:NumberOfEmployees
779	40901 - Disclosure - Intangible assets - Reconciliation of changes in intangible assets (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIntangibleAssetsReconciliationOfChangesInIntangibleAssetsDetails
780	Disclosure of reconciliation of changes in intangible assets and goodwill [table]	Table	*	*	ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable
781	Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]	Axis			ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
782	Carrying amount [member]	Member			ifrs-full:CarryingAmountMember
783	Cost	Member			ifrs-full:GrossCarryingAmountMember
784	Amortization	Member			ifrs-full:AccumulatedDepreciationAndAmortisationMember
785	Classes of intangible assets and goodwill [axis]	Axis			ifrs-full:ClassesOfIntangibleAssetsAndGoodwillAxis
786	Intangible assets and goodwill [member]	Member			ifrs-full:IntangibleAssetsAndGoodwillMember
787	Goodwill	Member			ifrs-full:GoodwillMember
788	Customer relationships	Member			ifrs-full:CustomerrelatedIntangibleAssetsMember
789	Technology and other	Member			ard:TechnologyAndOtherIntangibleAssetsMember
790	Computer software	Member			ifrs-full:ComputerSoftwareMember
791	Segments [axis]	Axis			ifrs-full:SegmentsAxis
792	Segments [member]	Member			ifrs-full:SegmentsMember
793	Glass Packaging North America	Member			ard:GlassPackagingNorthAmericaMember
794	Reconciliation of changes in intangible assets	LineItems			ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems
795	Beginning balance	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsAndGoodwill
796	Additions	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
797	Impairment	Concept (Monetary)	For Period		ifrs-full:ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsAndGoodwill
798	Charge for the year	Concept (Monetary)	For Period		ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
799	Derecognition of fully amortized assets	Concept (Monetary)	For Period	Credit	ifrs-full:RetirementsIntangibleAssetsAndGoodwill
800	Exchange	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill
801	Ending balance	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsAndGoodwill
802	40902 - Disclosure - Intangible assets - Summary of goodwill allocation (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIntangibleAssetsSummaryOfGoodwillAllocationDetails
803	Disclosure of information for cash-generating units [table]	Table	*	*	ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesTable
804	Cash-generating units [axis]	Axis			ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis
805	Entity's total for cash-generating units [member]	Member			ifrs-full:EntitysTotalForCashgeneratingUnitsMember
806	Metal Europe	Member			ard:MetalPackagingEuropeExcludingBeverageCanBusinessMember
807	Metal Americas	Member			ard:MetalPackagingAmericasExcludingBeverageCanBusinessMember
808	Beverage Europe	Member			ard:MetalPackagingEuropeBeverageCanBusinessMember
809	Beverage Americas	Member			ard:MetalPackagingAmericasBeverageCanBusinessMember
810	Glass Packaging Europe	Member			ard:GlassPackagingEuropeMember
811	Glass Packaging North America	Member			ard:GlassPackagingNorthAmericaMember
812	Goodwill	LineItems			ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesLineItems
813	Goodwill	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
814	40903 - Disclosure - Intangible assets - Sensitivity analysis (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIntangibleAssetsSensitivityAnalysisDetails
815	Disclosure of information for cash-generating units [table]	Table	*	*	ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesTable
816	Cash-generating units [axis]	Axis			ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis
817	Entity's total for cash-generating units [member]	Member			ifrs-full:EntitysTotalForCashgeneratingUnitsMember
818	Metal Europe	Member			ard:MetalPackagingEuropeExcludingBeverageCanBusinessMember
819	Metal Americas	Member			ard:MetalPackagingAmericasExcludingBeverageCanBusinessMember
820	Beverage Europe	Member			ard:MetalPackagingEuropeBeverageCanBusinessMember
821	Beverage Americas	Member			ard:MetalPackagingAmericasBeverageCanBusinessMember
822	Glass Packaging Europe	Member			ard:GlassPackagingEuropeMember
823	Glass Packaging North America	Member			ard:GlassPackagingNorthAmericaMember
824	Recoverable amount and carrying amount	LineItems			ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesLineItems
825	2016 budget period	Concept (xbrli:durationItemType)	For Period		ard:PeriodForGoodwillImpairmentTestingValueInUseModel2016Budget
826	2017 budget extended period	Concept (xbrli:durationItemType)	For Period		ard:ExtendedPeriodForGoodwillImpairmentTestingValueInUseModel2017Budget
827	2016 budget extended period	Concept (xbrli:durationItemType)	For Period		ard:ExtendedPeriodForGoodwillImpairmentTestingValueInUseModel2016Budget
828	Percentage variation increase (decrease) applied to terminal growth rate assumption	Concept (Percent)	As Of		ard:PercentageOfReasonablyPossibleIncreaseDecreaseInTerminalGrowthRateAssumption
829	Carrying amount of goodwill	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
830	Excess of recoverable amount	Concept (Monetary)	As Of	Debit	ifrs-full:AmountByWhichUnitsRecoverableAmountExceedsItsCarryingAmount
831	Pre-tax discount rate applied	Concept (Percent)	As Of		ifrs-full:DescriptionOfDiscountRatesAppliedToCashFlowProjections
832	Growth rate for terminal value	Concept (Percent)	As Of		ifrs-full:DescriptionOfGrowthRateUsedToExtrapolateCashFlowProjections
833	41001 - Disclosure - Property, plant and equipment - Net carrying amount (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosurePropertyPlantAndEquipmentNetCarryingAmountDetails
834	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
835	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
836	Property, plant and equipment [member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
837	Land and buildings	Member			ifrs-full:LandAndBuildingsMember
838	Plant, machinery and other	Member			ard:PlantMachineryAndOtherMember
839	Office equipment and vehicles	Member			ard:OfficeEquipmentAndVehiclesMember
840	Land	Member			ifrs-full:LandMember
841	Capital leased assets	Member			ifrs-full:LeaseholdImprovementsMember
842	Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]	Axis			ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
843	Carrying amount [member]	Member			ifrs-full:CarryingAmountMember
844	Cost	Member			ifrs-full:GrossCarryingAmountMember
845	Depreciation	Member			ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
846	Segments [axis]	Axis			ifrs-full:SegmentsAxis
847	Segments [member]	Member			ifrs-full:SegmentsMember
848	Metal Packaging Europe	Member			ard:MetalPackagingEuropeMember
849	Metal Packaging Americas	Member			ard:MetalPackagingAmericasMember
850	Glass Packaging North America	Member			ard:GlassPackagingNorthAmericaMember
851	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
852	Ifrs Scenario, Unspecified [Domain]	Member			ard:IfrsScenarioUnspecifiedDomain
853	Exceptional items	Member			ard:ExceptionalItemsMember
854	Property, plant and equipment	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
855	Property, plant and equipment	Abstract			ifrs-full:ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract
856	Beginning balance	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
857	Additions	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
858	Impairment	Concept (Monetary)	For Period		ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
859	Charge for the year	Concept (Monetary)	For Period		ifrs-full:DepreciationPropertyPlantAndEquipment
860	Disposals	Concept (Monetary)	For Period	Credit	ifrs-full:DisposalsPropertyPlantAndEquipment
861	Transfers	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment
862	Exchange	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment
863	Ending balance	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
864	Depreciation - Cost of sales	Concept (Monetary)	For Period	Debit	ard:DepreciationChargedInCostOfSales
865	Depreciation - Selling, general and administration expenses	Concept (Monetary)	For Period	Debit	ard:DepreciationChargedInSellingGeneralAndAdministrationExpenses
866	Construction in progress	Concept (Monetary)	As Of	Debit	ifrs-full:ConstructionInProgress
867	Land	Concept (Monetary)	As Of	Debit	ifrs-full:Land
868	Interest capitalized	Concept (Monetary)	For Period		ifrs-full:BorrowingCostsCapitalised
869	Interest expense on finance leases	Concept (Monetary)	For Period	Debit	ifrs-full:InterestExpenseOnFinanceLeases
870	Finance lease liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:FinanceLeaseLiabilities
871	41002 - Disclosure - Property, plant and equipment - Operating leases (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosurePropertyPlantAndEquipmentOperatingLeasesDetails
872	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
873	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
874	Property, plant and equipment [member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
875	Plant and machinery	Member			ifrs-full:MachineryMember
876	Land and buildings	Member			ifrs-full:LandAndBuildingsMember
877	Office equipment and vehicles	Member			ard:OfficeEquipmentAndVehiclesMember
878	Property, plant and equipment	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
879	Operating lease commitments	Concept (Monetary)	For Period	Debit	ifrs-full:MinimumOperatingLeasePayments
880	41003 - Disclosure - Property, plant and equipment - Commitments under non-cancellable operating leases (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosurePropertyPlantAndEquipmentCommitmentsUnderNonCancellableOperatingLeasesDetails
881	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
882	Maturity [axis]	Axis			ifrs-full:MaturityAxis
883	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
884	Not later than one year	Member			ifrs-full:NotLaterThanOneYearMember
885	Later than one year and not later than five years	Member			ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
886	Later than five years	Member			ifrs-full:LaterThanFiveYearsMember
887	Property, plant and equipment	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
888	Total commitments under non-cancellable operating leases	Concept (Monetary)	As Of	Credit	ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease
889	41004 - Disclosure - Property, plant and equipment - Capital commitments (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosurePropertyPlantAndEquipmentCapitalCommitmentsDetails
890	Implied Table	Table	*	*	implied:Table
891	Property, plant and equipment	Abstract			ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
892	Contracted for	Concept (Monetary)	As Of	Credit	ifrs-full:ContractualCapitalCommitments
893	Not contracted for	Concept (Monetary)	As Of	Credit	ifrs-full:AuthorisedCapitalCommitmentsButNotContractedFor
894	Total	Concept (Monetary)	As Of	Credit	ifrs-full:CapitalCommitments
895	41101 - Disclosure - Other non-current assets - Joint ventures (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureOtherNonCurrentAssetsJointVenturesDetails
896	Implied Table	Table	*	*	implied:Table
897	Other non-current assets	Abstract			ard:DisclosureOfOtherNoncurrentAssetsAbstract
898	Other non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherNoncurrentAssets
899	Investment in joint ventures	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentsInJointVenturesAccountedForUsingEquityMethod
900	41201 - Disclosure - Deferred income tax - Movement in deferred tax assets and liabilities (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDeferredIncomeTaxMovementInDeferredTaxAssetsAndLiabilitiesDetails
901	Implied Table	Table	*	*	implied:Table
902	Deferred income tax	Abstract			ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract
903	Deferred tax assets at beginning of year	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssets
904	(Charged)/credited to the income statement	Concept (Monetary)	For Period	Debit	ard:DeferredTaxIncomeRecognisedInProfitOrLoss
905	Credited/(charged) to other comprehensive income	Concept (Monetary)	For Period	Debit	ard:IncomeTaxAssetsRelatingToComponentsOfOtherComprehensiveIncome
906	Reclassification	Concept (Monetary)	For Period	Debit	ard:IncreaseDecreaseThroughReclassificationInDeferredTaxAsset
907	Exchange	Concept (Monetary)	For Period	Debit	ard:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxAsset
908	Deferred tax assets at end of year	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssets
909	Deferred tax liabilities at beginning of year	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilities
910	(Charged)/credited to the income statement	Concept (Monetary)	For Period	Credit	ard:DeferredTaxExpenseRecognisedInProfitOrLoss
911	Credited/(charged) to other comprehensive income	Concept (Monetary)	For Period	Credit	ard:IncomeTaxLiabilitiesRelatingToComponentsOfOtherComprehensiveIncome
912	Reclassification	Concept (Monetary)	For Period	Credit	ard:IncreaseDecreaseThroughReclassificationInDeferredTaxLiability
913	Exchange	Concept (Monetary)	For Period	Credit	ard:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiability
914	Deferred tax liabilities at end of year	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilities
915	Net deferred tax liabilities at beginning of year	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilityAsset
916	(Charged)/credited to the income statement	Concept (Monetary)	For Period		ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
917	(Charged)/credited to other comprehensive income	Concept (Monetary)	For Period		ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
918	Exchange	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset
919	Net deferred tax liabilities at end of year	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilityAsset
920	41202 - Disclosure - Deferred income tax - Components of deferred tax assets and liabilities (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDeferredIncomeTaxComponentsOfDeferredTaxAssetsAndLiabilitiesDetails
921	Disclosure of temporary difference, unused tax losses and unused tax credits [table]	Table	*	*	ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
922	Temporary difference, unused tax losses and unused tax credits [axis]	Axis			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
923	Temporary difference, unused tax losses and unused tax credits [member]	Member			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
924	Tax losses	Member			ifrs-full:UnusedTaxLossesMember
925	Employee benefit obligations	Member			ard:EmployeeBenefitObligationsMember
926	Depreciation timing differences	Member			ard:DepreciationTimingDifferencesMember
927	Provisions	Member			ard:ProvisionsMember
928	Other	Member			ifrs-full:OtherTemporaryDifferencesMember
929	Intangible assets	Member			ard:IntangibleAssetsMember
930	Accelerated depreciation and other fair value adjustments	Member			ard:AcceleratedDepreciationAndOtherFairValueAdjustmentsMember
931	Deferred income tax assets and liabilities	LineItems			ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
932	Deferred tax assets, gross	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssets
933	Available for offset	Concept (Monetary)	As Of	Credit	ard:DeferredTaxAssetsOffset
934	Deferred tax assets	Concept (Monetary)	As Of	Debit	ard:DeferredTaxAssetsNetOfAmountsAvailableForOffset
935	Deferred tax liabilities, gross	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilities
936	Available for offset	Concept (Monetary)	As Of	Debit	ard:DeferredTaxLiabilitiesOffset
937	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	ard:DeferredTaxLiabilitiesNetOfAmountsAvailableForOffset
938	41203 - Disclosure - Deferred income tax - Tax (charge)/credit recognized in income statement (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDeferredIncomeTaxTaxChargeCreditRecognizedInIncomeStatementDetails
939	Disclosure of temporary difference, unused tax losses and unused tax credits [table]	Table	*	*	ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
940	Temporary difference, unused tax losses and unused tax credits [axis]	Axis			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
941	Temporary difference, unused tax losses and unused tax credits [member]	Member			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
942	Tax losses	Member			ifrs-full:UnusedTaxLossesMember
943	Employee benefit obligations	Member			ard:EmployeeBenefitObligationsMember
944	Depreciation timing differences	Member			ard:DepreciationTimingDifferencesMember
945	Provisions	Member			ard:ProvisionsMember
946	Other deferred tax assets	Member			ard:OtherDeferredTaxAssetsMember
947	Intangible assets	Member			ard:IntangibleAssetsMember
948	Accelerated depreciation and other fair value adjustments	Member			ard:AcceleratedDepreciationAndOtherFairValueAdjustmentsMember
949	Other deferred tax liabilities	Member			ard:OtherDeferredTaxLiabilitiesMember
950	Tax charges and credits	LineItems			ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
951	Tax (charge)/credit recognized in the income statement	Concept (Monetary)	For Period		ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
952	Deferred tax assets not recognized in respect of tax losses	Concept (Monetary)	As Of		ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised
953	Tax losses	Concept (Monetary)	As Of	Credit	ard:TaxLossesThatCanBeCarriedForwardAgainstFutureTaxableIncome
954	Deferred tax assets not recognized in respect of capital losses	Concept (Monetary)	As Of	Debit	ard:UnusedCapitalLossesForWhichNoDeferredTaxAssetRecognised
955	Capital losses	Concept (Monetary)	As Of	Debit	ard:CapitalLossesThatCanBeCarriedForwardAgainstFutureTaxableIncome
956	Temporary differences associated with investments in subsidiaries	Concept (Monetary)	As Of		ifrs-full:TemporaryDifferencesAssociatedWithInvestmentsInSubsidiariesBranchesAndAssociatesAndInterestsInJointVentures
957	41301 - Disclosure - Inventories - Current (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureInventoriesCurrentDetails
958	Implied Table	Table	*	*	implied:Table
959	Inventories	Abstract			ifrs-full:ClassesOfInventoriesAbstract
960	Raw materials and consumables	Concept (Monetary)	As Of	Debit	ifrs-full:RawMaterials
961	Mold parts	Concept (Monetary)	As Of	Debit	ifrs-full:SpareParts
962	Work-in-progress	Concept (Monetary)	As Of	Debit	ifrs-full:WorkInProgress
963	Finished goods	Concept (Monetary)	As Of	Debit	ifrs-full:FinishedGoods
964	Total current inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
965	41401 - Disclosure - Trade and other receivables - Components (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherReceivablesComponentsDetails
966	Implied Table	Table	*	*	implied:Table
967	Trade and other receivables	Abstract			ifrs-full:TradeAndOtherCurrentReceivablesAbstract
968	Trade receivables	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTradeReceivables
969	Other receivables and prepayments	Concept (Monetary)	As Of	Debit	ard:OtherCurrentReceivablesAndPrepayments
970	Total trade and other current receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivables
971	41402 - Disclosure - Trade and other receivables - Movement in the provision for impairment of trade receivables (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherReceivablesMovementInProvisionForImpairmentOfTradeReceivablesDetails
972	Disclosure of initial application of standards or interpretations [table]	Table	*	*	ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsTable
973	New IFRSs [axis]	Axis			ifrs-full:NewIFRSsAxis
974	New IFRSs [member]	Member			ifrs-full:NewIFRSsMember
975	IFRS 9 [member]	Member			ard:Ifrs9Member
976	Adoption of IFRS 9	LineItems			ifrs-full:DisclosureOfInitialApplicationOfStandardsOrInterpretationsLineItems
977	Movements on the provision for impairment of trade receivables	Abstract			ard:ProvisionForImpairmentOfCurrentTradeReceivablesRollforward
978	Balance at beginning of year	Concept (Monetary)	As Of	Credit	ard:ProvisionForImpairmentOfTradeReceivables
979	Impact of adoption of IFRS 9	Concept (Monetary)	For Period	Debit	ard:AdjustmentForProvisionForImpairmentOfTradeReceivables
980	Adjusted balance	Concept (Monetary)	As Of	Credit	ard:AdjustedBlanaceOnProvisionForImpairmentOfTradeReceivables
981	Provision for receivable impairment	Concept (Monetary)	For Period	Debit	ard:AdditionalProvisionRecognisedForReceivableImpairmentLosses
982	Receivables written off during the year as uncollectible	Concept (Monetary)	For Period	Debit	ard:ProvisionForReceivableImpairmentWriteOffs
983	Exchange	Concept (Monetary)	For Period	Credit	ard:ProvisionForReceivableImpairmentCurrencyExchangeAdjustment
984	Balance at end of year	Concept (Monetary)	As Of	Credit	ard:ProvisionForImpairmentOfTradeReceivables
985	41403 - Disclosure - Trade and other receivables - Trade receivables past due but not impaired and receivables factoring and related programs (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherReceivablesTradeReceivablesPastDueButNotImpairedAndReceivablesFactoringAndRelatedProgramsDetails
986	Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsTable
987	Credit impairment of financial instruments [axis]	Axis			ifrs-full:CreditImpairmentOfFinancialInstrumentsAxis
988	Credit impairment of financial instruments [member]	Member			ifrs-full:CreditImpairmentOfFinancialInstrumentsMember
989	Trade receivables past due but not impaired	Member			ifrs-full:FinancialInstrumentsNotCreditimpairedMember
990	Past due status [axis]	Axis			ifrs-full:PastDueStatusAxis
991	Past due status [member]	Member			ifrs-full:PastDueStatusMember
992	Up to three months past due	Member			ifrs-full:NotLaterThanThreeMonthsMember
993	Three to six months past due	Member			ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember
994	Over six months past due	Member			ifrs-full:LaterThanSixMonthsMember
995	Financial assets past due but not impaired	LineItems			ifrs-full:DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsLineItems
996	Disclosure of financial assets that are past due	Abstract			ifrs-full:DisclosureOfFinancialAssetsThatAreEitherPastDueOrImpairedAbstract
997	Trade receivables	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTradeReceivables
998	41501 - Disclosure - Cash and cash equivalents (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCashAndCashEquivalentsDetails
999	Implied Table	Table	*	*	implied:Table
1000	Cash, cash equivalents and restricted cash	Abstract			ard:CashCashEquivalentsAndRestrictedCashAbstract
1001	Cash at bank and in hand	Concept (Monetary)	As Of	Debit	ifrs-full:Cash
1002	Short term bank deposits	Concept (Monetary)	As Of	Debit	ifrs-full:ShorttermDepositsClassifiedAsCashEquivalents
1003	Restricted cash	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentRestrictedCashAndCashEquivalents
1004	Total cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1005	41601 - Disclosure - Issued capital and reserves - Share capital (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIssuedCapitalAndReservesShareCapitalDetails
1006	Disclosure of classes of share capital [table]	Table	*	*	ifrs-full:DisclosureOfClassesOfShareCapitalTable
1007	Classes of ordinary shares [axis]	Axis			ifrs-full:ClassesOfOrdinarySharesAxis
1008	Ordinary shares	Member			ifrs-full:OrdinarySharesMember
1009	Class A common shares	Member			ard:OrdinarySharesClassMember
1010	Class B common shares	Member			ard:OrdinarySharesClassBMember
1011	Issued capital and reserves	LineItems			ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
1012	Ordinary shares issued	Concept (Shares)	As Of		ifrs-full:NumberOfSharesIssuedAndFullyPaid
1013	Share capital	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1014	Par value per share	Concept (Share)	As Of		ifrs-full:ParValuePerShare
1015	Cancellation of ordinary shares	Concept (Shares)	For Period		ard:NumberOfOrdinarySharesCancelled
1016	41602 - Disclosure - Issued capital and reserves - Share activity (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureIssuedCapitalAndReservesShareActivityDetails
1017	Disclosure of classes of share capital [table]	Table	*	*	ifrs-full:DisclosureOfClassesOfShareCapitalTable
1018	Classes of ordinary shares [axis]	Axis			ifrs-full:ClassesOfOrdinarySharesAxis
1019	Ordinary shares	Member			ifrs-full:OrdinarySharesMember
1020	Class A common shares	Member			ard:OrdinarySharesClassMember
1021	Class B common shares	Member			ard:OrdinarySharesClassBMember
1022	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
1023	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
1024	ARD Group Finance Holding S.A.	Member			ard:ArdGroupFinanceHoldingSaMember
1025	Sale of Stock [Axis]	Axis			ard:SaleOfStockAxis
1026	Sale of stock [domain]	Member			ard:SaleOfStockDomain
1027	IPO	Member			ard:IfrsIpoMember
1028	Issued capital and reserves	LineItems			ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
1029	Authorized share capital	Concept (Monetary)	For Period	Credit	ard:ShareCapitalAuthorized
1030	Shares authorized	Concept (Shares)	As Of		ifrs-full:NumberOfSharesAuthorised
1031	Par value per share	Concept (Share)	As Of		ifrs-full:ParValuePerShare
1032	Cancellation of ordinary shares	Concept (Shares)	For Period		ard:NumberOfOrdinarySharesCancelled
1033	Ordinary shares issued	Concept (Shares)	As Of		ifrs-full:NumberOfSharesIssuedAndFullyPaid
1034	Related party borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentPayablesToRelatedParties
1035	Number of pro rata shares issued in share reorganization at equivalent total par value	Concept (Shares)	For Period		ard:NumberOfProRataSharesIssuedInShareReorganizationAtEquivalentTotalParValue
1036	Number of additional pro-rata shares issued in share reorganization at no consideration.	Concept (Shares)	For Period		ard:NumberOfAdditionalProRataSharesIssuedInShareReorganizationAtNoConsideration
1037	Price per share	Concept (Share)	For Period		ard:IfrsSaleOfStockPricePerShare
1038	Net proceeds of IPO	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromIssueOfOrdinaryShares
1039	Share capital	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1040	Underwriting discounts	Concept (Monetary)	For Period	Credit	ard:UnderwritingDiscount
1041	Transaction costs	Concept (Monetary)	For Period	Debit	ifrs-full:ShareIssueRelatedCost
1042	Share premium	Concept (Monetary)	As Of	Credit	ifrs-full:SharePremium
1043	Contribution from parent	Concept (Monetary)	For Period	Debit	ard:IfrsProceedsFromContributionsFromParent
1044	Borrowings gross	Concept (Monetary)	As Of	Credit	ard:BorrowingsGross
1045	Stated interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
1046	41701 - Disclosure - Financial risk factors - Capital structure and interest rate risk (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialRiskFactorsCapitalStructureAndInterestRateRiskDetails
1047	Disclosure of nature and extent of risks arising from financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
1048	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
1049	Risks [member]	Member			ifrs-full:TypesOfRisksMember
1050	Capital risk	Member			ard:CapitalRiskMember
1051	Interest rate risk	Member			ifrs-full:InterestRateRiskMember
1052	Types of interest rates [axis]	Axis			ifrs-full:TypesOfInterestRatesAxis
1053	Interest rate types [member]	Member			ifrs-full:InterestRateTypesMember
1054	Fixed interest rate	Member			ifrs-full:FixedInterestRateMember
1055	Variable interest rate	Member			ifrs-full:FloatingInterestRateMember
1056	Financial risk factors	LineItems			ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
1057	Ratio of net debt to Adjusted EBITDA	Concept (Pure)	For Period		ard:NetDebtToEbitdaRatio
1058	Percentage of fixed rate borrowings	Concept (Percent)	For Period		ard:PercentageOfFixedRateBorrowings
1059	Weighted average interest rate	Concept (Percent)	For Period		ard:WeightedAverageInterestRateOnBorrowings
1060	Related party borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentPayablesToRelatedParties
1061	Percentage increase in currency exchange rate	Concept (Percent)	As Of		ard:PercentageOfReasonablyPossibleIncreaseInRiskAssumption
1062	Increase in interest payable	Concept (Monetary)	As Of	Credit	ard:IncreaseDecreaseInInterestPayableDueToReasonablyPossibleIncreaseInDesignatedRiskComponent
1063	41702 - Disclosure - Financial risk factors - Currency exchange and commodity price risk (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialRiskFactorsCurrencyExchangeAndCommodityPriceRiskDetails
1064	Disclosure of nature and extent of risks arising from financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
1065	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
1066	Risks [member]	Member			ifrs-full:TypesOfRisksMember
1067	Currency exchange risk	Member			ifrs-full:CurrencyRiskMember
1068	Commodity price risk	Member			ifrs-full:CommodityPriceRiskMember
1069	Classes of financial instruments [axis]	Axis			ifrs-full:ClassesOfFinancialInstrumentsAxis
1070	Financial instruments, class [member]	Member			ifrs-full:ClassesOfFinancialInstrumentsMember
1071	Forward contracts	Member			ifrs-full:ForwardContractMember
1072	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
1073	Ifrs Scenario, Unspecified [Domain]	Member			ard:IfrsScenarioUnspecifiedDomain
1074	Estimate	Member			ard:IfrsScenarioForecastMember
1075	Financial risk factors	LineItems			ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
1076	Number of countries in which the Group operates	Concept (Integer)	As Of		ard:NumberOfCountries
1077	Number of continents in which the Group operates	Concept (Integer)	As Of		ard:NumberOfContinents
1078	Percentage increase in currency exchange rate	Concept (Percent)	As Of		ard:PercentageOfReasonablyPossibleIncreaseInRiskAssumption
1079	Increase in shareholders' equity	Concept (Monetary)	As Of	Credit	ard:IncreaseDecreaseInEquityDueToReasonablyPossibleIncreaseInDesignatedRiskComponent
1080	Percentage of energy costs relating to gas	Concept (Percent)	For Period		ard:PercentageOfEnergyCostsRelatingToGas
1081	Contractual positions in tranches	Concept (Percent)	For Period		ard:PercentageOfAnticipatedVolumeToPurchaseGasAndElectricityUnderContract
1082	Energy risk revenue	Concept (Percent)	For Period		ard:PercentageOfEnergyRiskCovered
1083	41703 - Disclosure - Financial risk factors - Credit risk (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialRiskFactorsCreditRiskDetails
1084	Disclosure of nature and extent of risks arising from financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
1085	Types of risks [axis]	Axis			ifrs-full:TypesOfRisksAxis
1086	Risks [member]	Member			ifrs-full:TypesOfRisksMember
1087	Credit risk	Member			ifrs-full:CreditRiskMember
1088	Range [axis]	Axis			ifrs-full:RangeAxis
1089	Ranges [member]	Member			ifrs-full:RangesMember
1090	Minimum	Member			ifrs-full:BottomOfRangeMember
1091	Major customers [axis]	Axis			ifrs-full:MajorCustomersAxis
1092	Customers [member]	Member			ifrs-full:MajorCustomersMember
1093	Top ten customers	Member			ard:TopTenCustomersMember
1094	Financial risk factors	LineItems			ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
1095	Credit rating agencies	Concept (Integer)	For Period		ard:NumberOfCreditRatingAgencies
1096	Largest customers	Concept (Integer)	For Period		ard:NumberOfCustomersInGroup
1097	Total revenues	Concept (Percent)	For Period		ifrs-full:PercentageOfEntitysRevenue
1098	41801 - Disclosure - Financial assets and liabilities - Net external debt (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesNetExternalDebtDetails
1099	Implied Table	Table	*	*	implied:Table
1100	Financial assets and liabilities	Abstract			ifrs-full:DisclosureOfFinancialInstrumentsAbstract
1101	Loan notes	Concept (Monetary)	As Of	Credit	ifrs-full:DebtSecurities
1102	Other borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:OtherBorrowings
1103	Net borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1104	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1105	Derivative financial instruments used to hedge foreign currency and interest rate risk	Concept (Monetary)	As Of	Debit	ard:DerivativeFinancialInstrumentsUsedToHedgeForeignCurrencyAndInterestRateRisk
1106	Net debt	Concept (Monetary)	As Of	Credit	ifrs-full:NetDebt
1107	Non-current borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:LongtermBorrowings
1108	Current borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
1109	41802 - Disclosure - Financial assets and liabilities - Net debt and available liquidity (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesNetDebtAndAvailableLiquidityDetails
1110	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1111	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1112	Borrowings by name [member]	Member			ifrs-full:BorrowingsByNameMember
1113	2.750% Senior Secured Notes due 2024	Member			ard:SeniorSecuredNotes2.750PercentDue2024Member
1114	4.625% Senior Secured Notes due 2023	Member			ard:SeniorSecuredNotes4.625PercentDue2023Member
1115	4.125% Senior Secured Notes due 2023	Member			ard:SeniorSecuredNotes4.125PercentDue2023Member
1116	4.250% First Priority Senior Secured Notes due 2022	Member			ard:FirstPrioritySeniorSecuredNotes4.250Due2022PercentMember
1117	4.250% Senior Secured Notes due 2022	Member			ard:SeniorSecuredNotes4.250PercentDue2022Member
1118	4.750% Senior Notes due 2027	Member			ard:SeniorNotes4.750PercentDue2027Member
1119	6.000% Senior Notes due 2025	Member			ard:SeniorNotes6.0PercentDue2025Member
1120	7.250% Senior Notes due 2024	Member			ard:SeniorNotes7.250PercentDue2024Member
1121	6.250% Senior Notes due 2019	Member			ard:SeniorNotes6.250PercentDue2019Member
1122	6.750% Senior Notes due 2021	Member			ard:SeniorNotes6.750PercentDue2021Member
1123	6.750% Senior Notes due 2024	Member			ard:SeniorNotes6.750PercentDue2024Member
1124	6.000% Senior Notes due 2021	Member			ard:SeniorNotes6PercentDue2021Member
1125	Global Asset Based Loan Facility	Member			ard:AssetBasedRevolvingCreditFacilityMember
1126	Finance Lease Obligations	Member			ard:FinanceLeaseObligationsMember
1127	Other borrowings	Member			ard:OtherBorrowingsMember
1128	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1129	Maximum amount drawable - Notes	Concept (Monetary)	As Of		ifrs-full:NotionalAmount
1130	Maximum amount drawable	Concept (Monetary)	As Of	Credit	ard:IfrsLineOfCreditFacilityMaximumBorrowingCapacity
1131	Amount drawn	Concept (Monetary)	As Of	Credit	ard:BorrowingsGross
1132	Amount drawn	Concept (Monetary)	As Of	Credit	ard:BorrowingsGrossAfterHedgeAdjustment
1133	Undrawn amount	Concept (Monetary)	As Of	Credit	ifrs-full:UndrawnBorrowingFacilities
1134	Deferred debt issue costs and bond premium/discount	Concept (Monetary)	As Of	Debit	ard:DeferredDebtIssueCostsAndBondPremiumDiscount
1135	Net borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1136	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1137	Derivative financial instruments used to hedge foreign currency and interest rate risk	Concept (Monetary)	As Of	Debit	ard:DerivativeFinancialInstrumentsUsedToHedgeForeignCurrencyAndInterestRateRisk
1138	Net debt	Concept (Monetary)	As Of	Credit	ifrs-full:NetDebt
1139	Available Liquidity	Concept (Monetary)	As Of	Debit	ard:TotalLiquidityAvailable
1140	Stated interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
1141	41803 - Disclosure - Financial assets and liabilities - Movement in net debt (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesMovementInNetDebtDetails
1142	Implied Table	Table	*	*	implied:Table
1143	Financial assets and liabilities	Abstract			ifrs-full:DisclosureOfFinancialInstrumentsAbstract
1144	Net (increase)/decrease) in cash and cash equivalents per consolidated statements of cash flows	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
1145	(Decrease)/increase in net borrowings and derivative financial instruments	Concept (Monetary)	For Period	Credit	ard:IncreaseDecreaseInNetBorrowingsAndDerivativeFinancialInstruments
1146	Increase in net debt	Concept (Monetary)	For Period	Credit	ard:IncreaseDecreaseInNetDebt
1147	Net debt, beginning balance	Concept (Monetary)	As Of	Credit	ifrs-full:NetDebt
1148	Net debt, ending balance	Concept (Monetary)	As Of	Credit	ifrs-full:NetDebt
1149	Proceeds from borrowings	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
1150	Repayments of borrowings	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
1151	Fair value gain (loss) on derivative financial instruments used to hedge foreign currency and interest rate risk	Concept (Monetary)	For Period	Credit	ard:GainLossOnDerivativeFinancialInstrumentsUsedToHedgeForeignCurrencyAndInterestRateRisk
1152	Gain (loss) on foreign exchange on borrowings	Concept (Monetary)	For Period	Credit	ard:GainLossOnForeignExchangeOnBorrowings
1153	Net gain (loss) on foreign exchange on borrowings impacting net debt	Concept (Monetary)	For Period	Credit	ard:NetGainLossOnForeignExchangeOnBorrrowingsImpactingNetDebt
1154	41804 - Disclosure - Financial assets and liabilities - Maturity analysis (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesMaturityAnalysisDetails
1155	Disclosure of maturity analysis for non-derivative financial liabilities [table]	Table	*	*	ifrs-full:DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesTable
1156	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1157	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
1158	Not later than one year	Member			ifrs-full:NotLaterThanOneYearMember
1159	Between one and two years	Member			ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1160	Between two and five years	Member			ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember
1161	Later than five years	Member			ifrs-full:LaterThanFiveYearsMember
1162	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfMaturityAnalysisForNonderivativeFinancialLiabilitiesLineItems
1163	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1164	41805 - Disclosure - Financial assets and liabilities - Contracted undiscounted cash flows (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesContractedUndiscountedCashFlowsDetails
1165	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1166	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1167	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
1168	Not later than one year	Member			ifrs-full:NotLaterThanOneYearMember
1169	Between one and two years	Member			ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1170	Between two and five years	Member			ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember
1171	Later than five years	Member			ifrs-full:LaterThanFiveYearsMember
1172	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1173	Borrowings	Concept (Monetary)	As Of	Credit	ard:BorrowingsUndiscountedCashflows
1174	Derivative financial instruments	Concept (Monetary)	As Of	Credit	ifrs-full:DerivativeFinancialLiabilitiesUndiscountedCashFlows
1175	Trade and other payables	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherPayablesUndiscountedCashFlows
1176	41806 - Disclosure - Financial assets and liabilities - Carrying amount and fair value of borrowings (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesCarryingAmountAndFairValueOfBorrowingsDetails
1177	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1178	Classes of financial liabilities [axis]	Axis			ifrs-full:ClassesOfFinancialLiabilitiesAxis
1179	Financial liabilities, class [member]	Member			ifrs-full:FinancialLiabilitiesMember
1180	Loan notes	Member			ard:LoanNotesMember
1181	Global Asset Based Loan Facility and other borrowings	Member			ard:GlobalAssetBasedLoanFacilityAndOtherBorrowingsMember
1182	Finance leases	Member			ard:FinanceLeasesMember
1183	Measurement [axis]	Axis			ifrs-full:MeasurementAxis
1184	Aggregated measurement [member]	Member			ifrs-full:AggregatedMeasurementMember
1185	Not At Fair Value	Member			ard:NotAtFairValueMember
1186	Fair Value	Member			ifrs-full:NotMeasuredAtFairValueInStatementOfFinancialPositionButForWhichFairValueIsDisclosedMember
1187	Levels of fair value hierarchy [axis]	Axis			ifrs-full:LevelsOfFairValueHierarchyAxis
1188	All levels of fair value hierarchy [member]	Member			ifrs-full:AllLevelsOfFairValueHierarchyMember
1189	Level 2	Member			ifrs-full:Level2OfFairValueHierarchyMember
1190	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1191	Amount drawn	Concept (Monetary)	As Of	Credit	ard:BorrowingsGross
1192	Deferred debt issue costs and bond premium/discount	Concept (Monetary)	As Of	Debit	ard:DeferredDebtIssueCostsAndBondPremiumDiscount
1193	Net borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1194	Fair value	Concept (Monetary)	As Of	Credit	ifrs-full:FinancialLiabilitiesAtFairValue
1195	41807 - Disclosure - Financial assets and liabilities - Financing activity (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesFinancingActivityDetails
1196	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1197	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1198	Borrowings by name [member]	Member			ifrs-full:BorrowingsByNameMember
1199	2.750% Senior Secured Notes due 2024	Member			ard:SeniorSecuredNotes2.750PercentDue2024Member
1200	4.625% Senior Secured Notes due 2023	Member			ard:SeniorSecuredNotes4.625PercentDue2023Member
1201	4.125% Senior Secured Notes due 2023	Member			ard:SeniorSecuredNotes4.125PercentDue2023Member
1202	4.250% Senior Secured Notes due 2022	Member			ard:SeniorSecuredNotes4.250PercentDue2022Member
1203	4.750% Senior Notes due 2027	Member			ard:SeniorNotes4.750PercentDue2027Member
1204	6.000% Senior Notes due 2025	Member			ard:SeniorNotes6.0PercentDue2025Member
1205	7.250% Senior Notes due 2024	Member			ard:SeniorNotes7.250PercentDue2024Member
1206	6.750% Senior Notes due 2024	Member			ard:SeniorNotes6.750PercentDue2024Member
1207	6.000% Senior Notes due 2021	Member			ard:SeniorNotes6PercentDue2021Member
1208	First Priority Senior Secured Floating Rate Notes due 2019	Member			ard:FirstPrioritySeniorSecuredFloatingRateNotesDue2019Member
1209	6.250% Senior Notes due 2019	Member			ard:SeniorNotes6.250PercentDue2019Member
1210	4.250% First Priority Senior Secured Notes due 2022	Member			ard:FirstPrioritySeniorSecuredNotes4.250Due2022PercentMember
1211	Term Loan B Facility due 2019	Member			ard:TermLoanBFacilityDue2019Member
1212	6.750% Senior Notes due 2021	Member			ard:SeniorNotes6.750PercentDue2021Member
1213	Senior Secured Floating Rate Notes due 2021	Member			ard:SeniorSecuredFloatingRateNotesDue2021Member
1214	Global Asset Based Loan Facility	Member			ard:AssetBasedRevolvingCreditFacilityMember
1215	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1216	Issuance of notes	Concept (Monetary)	As Of	Credit	ifrs-full:DebtSecurities
1217	Stated interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
1218	Repayment of principal amount outstanding	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
1219	Facility term	Concept (xbrli:durationItemType)	For Period		ard:IfrsDebtInstrumentTerm
1220	Maximum borrowing capacity	Concept (Monetary)	As Of	Credit	ard:IfrsLineOfCreditFacilityMaximumBorrowingCapacity
1221	Borrowing capacity available	Concept (Monetary)	As Of	Credit	ifrs-full:UndrawnBorrowingFacilities
1222	Aggregate principal amount	Concept (Monetary)	As Of		ifrs-full:NotionalAmount
1223	41808 - Disclosure - Financial assets and liabilities - Effective interest rates (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesEffectiveInterestRatesDetails
1224	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1225	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1226	Borrowings by name [member]	Member			ifrs-full:BorrowingsByNameMember
1227	2.750% Senior Secured Notes due 2024	Member			ard:SeniorSecuredNotes2.750PercentDue2024Member
1228	4.625% Senior Secured Notes due 2023	Member			ard:SeniorSecuredNotes4.625PercentDue2023Member
1229	4.125% Senior Secured Notes due 2023	Member			ard:SeniorSecuredNotes4.125PercentDue2023Member
1230	4.250% Senior Secured Notes due 2022	Member			ard:SeniorSecuredNotes4.250PercentDue2022Member
1231	4.750% Senior Notes due 2027	Member			ard:SeniorNotes4.750PercentDue2027Member
1232	6.000% Senior Notes due 2025	Member			ard:SeniorNotes6.0PercentDue2025Member
1233	7.250% Senior Notes due 2024	Member			ard:SeniorNotes7.250PercentDue2024Member
1234	6.750% Senior Notes due 2024	Member			ard:SeniorNotes6.750PercentDue2024Member
1235	6.000% Senior Notes due 2021	Member			ard:SeniorNotes6PercentDue2021Member
1236	Finance Lease Obligations	Member			ard:FinanceLeaseObligationsMember
1237	4.250% First Priority Senior Secured Notes due 2022	Member			ard:FirstPrioritySeniorSecuredNotes4.250Due2022PercentMember
1238	6.750% Senior Notes due 2021	Member			ard:SeniorNotes6.750PercentDue2021Member
1239	6.250% Senior Notes due 2019	Member			ard:SeniorNotes6.250PercentDue2019Member
1240	Currency [Axis]	Axis			srt:CurrencyAxis
1241	All Currencies [Domain]	Member			currency:AllCurrenciesDomain
1242	U.S. dollar	Member			currency:USD
1243	Euro	Member			currency:EUR
1244	British pounds	Member			currency:GBP
1245	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1246	Effective interest rate	Concept (Percent)	For Period		ard:BorrowingsEffectiveInterestRate
1247	Stated interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
1248	41809 - Disclosure - Financial assets and liabilities - Carrying amount and undrawn borrowing facilities (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesCarryingAmountAndUndrawnBorrowingFacilitiesDetails
1249	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1250	Currency [Axis]	Axis			srt:CurrencyAxis
1251	All Currencies [Domain]	Member			currency:AllCurrenciesDomain
1252	Euro	Member			currency:EUR
1253	U.S. dollar	Member			currency:USD
1254	British pounds	Member			currency:GBP
1255	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1256	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
1257	Not later than one year	Member			ifrs-full:NotLaterThanOneYearMember
1258	Expiring beyond one year	Member			ifrs-full:LaterThanOneYearMember
1259	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1260	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1261	Undrawn amount	Concept (Monetary)	As Of	Credit	ifrs-full:UndrawnBorrowingFacilities
1262	41810 - Disclosure - Financial assets and liabilities - Derivative financial instruments (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesDerivativeFinancialInstrumentsDetails
1263	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
1264	Classes of financial instruments [axis]	Axis			ifrs-full:ClassesOfFinancialInstrumentsAxis
1265	Financial instruments, class [member]	Member			ifrs-full:ClassesOfFinancialInstrumentsMember
1266	Derivatives	Member			ifrs-full:DerivativesMember
1267	Metal forward contracts	Member			ard:MetalForwardContractsMember
1268	Cross currency interest rate swaps (CCIRS)	Member			ard:CrossCurrencyInterestRateSwapsMember
1269	Forward foreign exchange contracts	Member			ard:ForwardForeignExchangeContractsMember
1270	NYMEX gas swaps	Member			ard:NymexGasSwapsMember
1271	Carbon futures	Member			ard:CarbonFuturesMember
1272	Financial assets and liabilities	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1273	Fair value of assets	Concept (Monetary)	As Of	Debit	ifrs-full:DerivativeFinancialAssets
1274	Contractual or notional amounts of assets	Concept (Monetary)	For Period	Debit	ard:DerivativeFinancialAssetsNotionalAmount
1275	Fair value of liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:DerivativeFinancialLiabilities
1276	Contractual or notional amounts of liabilities	Concept (Monetary)	For Period	Credit	ard:DerivativeFinancialLiabilitiesNotionalAmount
1277	Financial assets transfer from Level 1 to Level 2	Concept (Monetary)	For Period		ifrs-full:TransfersOutOfLevel1IntoLevel2OfFairValueHierarchyAssets
1278	Financial assets transfer from Level 2 to Level 1	Concept (Monetary)	For Period		ifrs-full:TransfersOutOfLevel2IntoLevel1OfFairValueHierarchyAssets
1279	Financial liabilities transfer from Level 1 to Level 2	Concept (Monetary)	For Period		ifrs-full:TransfersOutOfLevel1IntoLevel2OfFairValueHierarchyLiabilities
1280	Financial liabilities transfer from Level 2 to Level 1	Concept (Monetary)	For Period		ifrs-full:TransfersOutOfLevel2IntoLevel1OfFairValueHierarchyLiabilities
1281	Derivative financial instruments	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentDerivativeFinancialAssets
1282	Derivative financial instruments	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentDerivativeFinancialAssets
1283	Derivative financial instruments	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentDerivativeFinancialLiabilities
1284	Derivative financial instruments	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentDerivativeFinancialLiabilities
1285	41811 - Disclosure - Financial assets and liabilities - LME aluminium futures, cross currency interest rate swaps and NYMEX gas swaps (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureFinancialAssetsAndLiabilitiesLmeAluminiumFuturesCrossCurrencyInterestRateSwapsAndNymexGasSwapsDetails
1286	Disclosure of detailed information about hedging instruments [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsTable
1287	Classes of financial instruments [axis]	Axis			ifrs-full:ClassesOfFinancialInstrumentsAxis
1288	Financial instruments, class [member]	Member			ifrs-full:ClassesOfFinancialInstrumentsMember
1289	Derivatives	Member			ifrs-full:DerivativesMember
1290	Cross currency interest rate swaps (CCIRS)	Member			ard:CrossCurrencyInterestRateSwapsMember
1291	Metal forward contracts	Member			ard:MetalForwardContractsMember
1292	Forward foreign exchange contracts	Member			ard:ForwardForeignExchangeContractsMember
1293	NYMEX gas swaps	Member			ard:NymexGasSwapsMember
1294	Types of hedges [axis]	Axis			ifrs-full:TypesOfHedgesAxis
1295	Hedges [member]	Member			ifrs-full:TypesOfHedgesMember
1296	Hedges of net investment in foreign operations	Member			ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember
1297	Hedging instruments [axis]	Axis			ifrs-full:HedgingInstrumentsAxis
1298	Hedging instruments [member]	Member			ifrs-full:HedgingInstrumentsMember
1299	CCIRS, US dollar to euro	Member			ard:CrossCurrencyInterestRateSwapsUsDollarToEuroMember
1300	CCIRS, euro to British pounds	Member			ard:CrossCurrencyInterestRateSwapsEuroToBritishPoundsMember
1301	CCIRS, US dollar to British pounds	Member			ard:CrossCurrencyInterestRateSwapsUsDollarToBritishPoundsMember
1302	Levels of fair value hierarchy [axis]	Axis			ifrs-full:LevelsOfFairValueHierarchyAxis
1303	All levels of fair value hierarchy [member]	Member			ifrs-full:AllLevelsOfFairValueHierarchyMember
1304	Level 2	Member			ifrs-full:Level2OfFairValueHierarchyMember
1305	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
1306	Borrowings by name [member]	Member			ifrs-full:BorrowingsByNameMember
1307	4.750% Senior Notes due 2027	Member			ard:SeniorNotes4.750PercentDue2027Member
1308	7.250% Senior Notes due 2024	Member			ard:SeniorNotes7.250PercentDue2024Member
1309	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
1310	Ifrs Scenario, Unspecified [Domain]	Member			ard:IfrsScenarioUnspecifiedDomain
1311	Exceptional items	Member			ard:ExceptionalItemsMember
1312	Hedging instruments	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsLineItems
1313	Derivative financial instruments used to hedge foreign currency and interest rate risk	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentDerivativeFinancialLiabilities
1314	Derivative financial instruments used to hedge foreign currency and interest rate risk	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentDerivativeFinancialAssets
1315	Contract value	Concept (Monetary)	For Period	Debit	ard:DerivativeFinancialInstrumentsNotionalAmount
1316	Issuance of notes	Concept (Monetary)	As Of	Credit	ifrs-full:DebtSecurities
1317	Aggregate principal amount	Concept (Monetary)	As Of		ifrs-full:NotionalAmount
1318	Stated interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
1319	Consideration paid at termination	Concept (Monetary)	For Period	Credit	ard:ConsiderationPaidOnTerminationOfDerivatives
1320	Proceeds on termination	Concept (Monetary)	For Period	Debit	ard:ProceedsOnTerminationOfDerivatives
1321	(Gain)/Loss on derivative financial instruments	Concept (Monetary)	For Period	Debit	ard:LossOnDerivativeFinancialInstruments
1322	Gain on derivative instruments	Concept (Monetary)	For Period	Credit	ard:GainOnDerivativeFinancialInstruments
1323	Derivative financial assets	Concept (Monetary)	As Of	Debit	ifrs-full:DerivativeFinancialAssets
1324	Premium paid	Concept (Monetary)	For Period	Credit	ard:DerivativePremiumPaid
1325	Premium received	Concept (Monetary)	For Period	Debit	ard:DerivativePremiumReceived
1326	Loss on hedge ineffectiveness	Concept (Monetary)	For Period	Credit	ifrs-full:GainLossOnHedgeIneffectiveness
1327	Gain (loss) recognized on hedge ineffectiveness of net investments	Concept (Monetary)	For Period	Credit	ifrs-full:GainLossOnHedgeIneffectivenessRecognisedInProfitOrLoss
1328	41901 - Disclosure - Employee benefit obligations - Defined benefit scheme (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsDefinedBenefitSchemeDetails
1329	Disclosure of net defined benefit liability (asset) [table]	Table	*	*	ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetTable
1330	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1331	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1332	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1333	Other employee benefit obligations	Member			ard:OtherEmployeeBenefitPlansMember
1334	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1335	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1336	United States	Member			country:US
1337	Germany	Member			country:DE
1338	United Kingdom	Member			country:GB
1339	Netherlands	Member			country:NL
1340	Other	Member			ard:OtherMember
1341	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetLineItems
1342	Employee benefit obligations	Concept (Monetary)	As Of	Credit	ard:EmployeeBenefitObligations
1343	Obligations	Concept (Monetary)	As Of	Credit	ifrs-full:DefinedBenefitObligationAtPresentValue
1344	Assets	Concept (Monetary)	As Of	Debit	ifrs-full:PlanAssetsAtFairValue
1345	Net obligations	Concept (Monetary)	As Of	Debit	ifrs-full:SurplusDeficitInPlan
1346	41902 - Disclosure - Employee benefit obligations - Amounts recognized in consolidated income statement (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsAmountsRecognizedInConsolidatedIncomeStatementDetails
1347	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1348	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1349	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1350	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1351	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1352	Cost of sales-current service cost	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitPlansCurrentServiceCostCostOfSales
1353	Cost of sales-past service credit	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlansPastServiceCreditCostOfSales
1354	SGA-current service cost	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitPlansCurrentServiceCostSellingGeneralAndAdministration
1355	SGA-past service credit	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlansPastServiceCreditSellingGeneralAndAdministration
1356	Current service cost and administration costs excluding finance expense	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitsPlansCurrentServiceCostAndAdministrationCostsExcludingFinanceExpense
1357	Finance expense (Note 5)	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitPlansInterestExpense
1358	Current service cost and administration costs	Concept (Monetary)	For Period	Debit	ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
1359	41903 - Disclosure - Employee benefit obligations - Amounts recognized in consolidated statement of comprehensive income (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsAmountsRecognizedInConsolidatedStatementOfComprehensiveIncomeDetails
1360	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1361	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1362	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1363	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1364	Other employee benefit obligations	Member			ard:OtherEmployeeBenefitPlansMember
1365	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1366	Actuarial gain/(loss) arising from changes in demographic assumptions	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlanActuarialGainLossArisingFromChangesInDemographicAssumptions
1367	Actuarial gain/(loss) arising from changes in financial assumptions	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlanActuarialGainLossArisingFromChangesInFinancialAssumptions
1368	Actuarial gain/(loss) arising from changes in experience	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlanActuarialGainLossArisingFromChangesInExperience
1369	Re-measurements of defined benefit obligations	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlanActuarialGainLossOnRemeasurement
1370	Actual (loss)/return less expected return on plan assets	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitPlanActualReturnLossOverReturnOnPlanAssets
1371	Actuarial gain/(loss) for the year on pension benefits	Concept (Monetary)	For Period	Credit	ard:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlansAndOtherEmployeeBenefits
1372	Gain (loss) on plan assets	Concept (Monetary)	For Period	Credit	ard:DefinedBenefitPlanGainLossOnPlanAssets
1373	41904 - Disclosure - Employee benefit obligations - Movement in defined benefit obligations and assets (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsMovementInDefinedBenefitObligationsAndAssetsDetails
1374	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1375	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1376	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1377	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1378	Net defined benefit liability (asset) [axis]	Axis			ifrs-full:NetDefinedBenefitLiabilityAssetAxis
1379	Net defined benefit liability (asset) [member]	Member			ifrs-full:NetDefinedBenefitLiabilityAssetMember
1380	Obligations	Member			ifrs-full:PresentValueOfDefinedBenefitObligationMember
1381	Assets	Member			ifrs-full:PlanAssetsMember
1382	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1383	Balance at the beginning	Concept (Monetary)	As Of	Credit	ifrs-full:LiabilityAssetOfDefinedBenefitPlans
1384	Interest income	Concept (Monetary)	For Period	Debit	ard:InterestIncomeNetDefinedBenefitLiabilityAsset
1385	Current service cost	Concept (Monetary)	For Period	Credit	ifrs-full:CurrentServiceCostNetDefinedBenefitLiabilityAsset
1386	Past service credit	Concept (Monetary)	For Period	Credit	ifrs-full:PastServiceCostNetDefinedBenefitLiabilityAsset
1387	Interest cost	Concept (Monetary)	For Period	Credit	ard:InterestExpenseNetDefinedBenefitLiabilityAsset
1388	Administration expenses paid from plan assets	Concept (Monetary)	For Period	Credit	ard:AdministrativeExpenseEffectOnNetBenefitLiabilityAsset
1389	Re-measurements	Concept (Monetary)	For Period	Debit	ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset
1390	Obligations/(assets) extinguished on reclassification	Concept (Monetary)	For Period	Credit	ard:LiabilitiesAssetsExtinguishedOnReclassificationNetDefinedBenefitLiabilityAsset
1391	Employer contributions	Concept (Monetary)	For Period	Debit	ifrs-full:ContributionsToPlanByEmployerNetDefinedBenefitLiabilityAsset
1392	Employee contributions	Concept (Monetary)	For Period	Debit	ifrs-full:ContributionsToPlanByPlanParticipantsNetDefinedBenefitLiabilityAsset
1393	Benefits paid	Concept (Monetary)	For Period	Debit	ifrs-full:PaymentsFromPlanNetDefinedBenefitLiabilityAsset
1394	Exchange	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughChangesInForeignExchangeRatesNetDefinedBenefitLiabilityAsset
1395	Balance at the end	Concept (Monetary)	As Of	Credit	ifrs-full:LiabilityAssetOfDefinedBenefitPlans
1396	41905 - Disclosure - Employee benefit obligations - Defined benefit obligations and assets (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsDefinedBenefitObligationsAndAssetsDetails
1397	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1398	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1399	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1400	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1401	Other employee benefit obligations	Member			ard:OtherEmployeeBenefitPlansMember
1402	UK Pension plan	Member			ard:PensionPlanUkMember
1403	Extinguished defined benefit pension plans	Member			ard:DefinedBenefitPensionPlansExtinguishedMember
1404	Defined benefit plan transfer to multi-employer plan, plan two [member]	Member			ard:DefinedBenefitPlanTransferToMultiEmployerPlanPlanTwoMember
1405	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1406	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
1407	Metal Beverage UK	Member			ard:MetalBeverageUkMember
1408	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1409	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1410	Germany	Member			country:DE
1411	Netherlands	Member			country:NL
1412	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
1413	Ifrs Scenario, Unspecified [Domain]	Member			ard:IfrsScenarioUnspecifiedDomain
1414	Exceptional items	Member			ard:ExceptionalItemsMember
1415	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1416	Unfunded defined benefit obligations	Concept (Monetary)	As Of	Credit	ard:DefinedBenefitPlanUnfundedStatusOfPlan
1417	Employer contributions	Concept (Monetary)	For Period	Debit	ifrs-full:ContributionsToPlanByEmployerNetDefinedBenefitLiabilityAsset
1418	Interest cost relating to employee benefit obligations	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitPlanInterestExpenseRelatingToEmployeeBenefitObligations
1419	Current service cost relating to employee benefit obligations	Concept (Monetary)	For Period	Debit	ard:DefinedBenefitPlanCurrentServiceCostRelatingToOtherEmployeeBenefitObligations
1420	Past service credit gain (loss)	Concept (Monetary)	For Period	Credit	ifrs-full:PastServiceCostNetDefinedBenefitLiabilityAsset
1421	pass Service credit offset by service cost	Concept (Monetary)	For Period	Debit	ifrs-full:GainsLossesArisingFromSettlementsNetDefinedBenefitLiabilityAsset
1422	Net defined benefit liability (asset)	Concept (Monetary)	As Of	Credit	ifrs-full:LiabilityAssetOfDefinedBenefitPlans
1423	Defined benefit obligation	Concept (Monetary)	As Of	Credit	ifrs-full:DefinedBenefitObligationAtPresentValue
1424	Defined benefit assets	Concept (Monetary)	As Of	Debit	ifrs-full:PlanAssetsAtFairValue
1425	41906 - Disclosure - Employee benefit obligations - Plan asset (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsPlanAssetDetails
1426	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1427	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1428	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1429	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1430	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1431	Equities	Concept (Monetary)	As Of	Debit	ifrs-full:EquityInstrumentsAmountContributedToFairValueOfPlanAssets
1432	Target return funds	Concept (Monetary)	As Of	Debit	ard:TargetReturnFundsAmountContributedToFairValueOfPlanAssets
1433	Bonds	Concept (Monetary)	As Of	Debit	ard:BondsAmountContributedToFairValueOfPlanAssets
1434	Cash/other	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalentsAmountContributedToFairValueOfPlanAssets
1435	Total plan assets	Concept (Monetary)	As Of	Debit	ifrs-full:PlanAssetsAtFairValue
1436	Equities (Percentage)	Concept (Percent)	As Of		ard:PercentageOfEquityInstrumentsContributedToFairValueOfPlanAssets
1437	Target return funds (Percentage)	Concept (Percent)	As Of		ard:PercentageOfTargetReturnFundsContributedToFairValueOfPlanAssets
1438	Bonds (Percentage)	Concept (Percent)	As Of		ard:PercentageOfBondsContributedToFairValueOfPlanAssets
1439	Cash/other (Percentage)	Concept (Percent)	As Of		ard:PercentageOfCashAndOtherContributedToFairValueOfPlanAssets
1440	Total plan assets (Percentage)	Concept (Percent)	As Of		ard:TotalPercentageOfPlanAssets
1441	41907 - Disclosure - Employee benefit obligations - Characteristics and associated risks (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsCharacteristicsAndAssociatedRisksDetails
1442	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1443	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1444	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1445	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1446	Metal Packaging	Member			ard:MetalPackagingDefinedBenefitPlansMember
1447	Metal Packaging Europe	Member			ard:MetalPackagingEuropeDefinedBenefitPlansMember
1448	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
1449	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
1450	VNA	Member			ard:VnaMember
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1454	41908 - Disclosure - Employee benefit obligations - Ranges of assumptions (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsRangesOfAssumptionsDetails
1455	Disclosure of sensitivity analysis for actuarial assumptions [table]	Table	*	*	ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable
1456	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1457	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1458	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1459	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1460	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1461	United States	Member			country:US
1462	Germany	Member			country:DE
1463	United Kingdom	Member			country:GB
1464	Range [axis]	Axis			ifrs-full:RangeAxis
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1466	Minimum	Member			ifrs-full:BottomOfRangeMember
1467	Maximum	Member			ifrs-full:TopOfRangeMember
1468	Assumptions and sensitivities	LineItems			ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems
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1471	Discount rates	Concept (Percent)	As Of		ifrs-full:ActuarialAssumptionOfDiscountRates
1472	41909 - Disclosure - Employee benefit obligations - Mortality assumptions (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsMortalityAssumptionsDetails
1473	Disclosure of sensitivity analysis for actuarial assumptions [table]	Table	*	*	ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable
1474	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1475	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1476	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1477	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1478	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1479	United States	Member			country:US
1480	Germany	Member			country:DE
1481	United Kingdom	Member			country:GB
1482	Assumptions and sensitivities	LineItems			ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems
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1484	Life expectancy, future pensioners	Concept (xbrli:durationItemType)	For Period		ard:LifeExpectancyAtAge65ForFuturePensioners
1485	41910 - Disclosure - Employee benefit obligations - Sensitivity analysis (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsSensitivityAnalysisDetails
1486	Disclosure of sensitivity analysis for actuarial assumptions [table]	Table	*	*	ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable
1487	Actuarial assumptions [axis]	Axis			ifrs-full:ActuarialAssumptionsAxis
1488	Actuarial assumptions [member]	Member			ifrs-full:ActuarialAssumptionsMember
1489	Discount rates	Member			ifrs-full:ActuarialAssumptionOfDiscountRatesMember
1490	Rates of inflation	Member			ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMember
1491	Rates of increase in salaries	Member			ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreasesMember
1492	Expected longevity	Member			ard:ActuarialAssumptionOfLongevityIncreaseMember
1493	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1494	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1495	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1496	Assumptions and sensitivities	LineItems			ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems
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1498	Increase (decrease) in pension obligations due to decrease in actuarial assumption	Concept (Monetary)	As Of	Credit	ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption
1499	Increase in actuarial assumption (as a percent)	Concept (Percent)	As Of		ifrs-full:PercentageOfReasonablyPossibleIncreaseInActuarialAssumption
1500	Increase (decrease) in pension obligations due to increase in actuarial assumption	Concept (Monetary)	As Of	Credit	ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
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1502	Estimate of contributions expected to be paid	Concept (Monetary)	For Period	Credit	ifrs-full:EstimateOfContributionsExpectedToBePaidToPlan
1503	41911 - Disclosure - Employee benefit obligations - Principal defined benefit schemes (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsPrincipalDefinedBenefitSchemesDetails
1504	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1505	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
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1507	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1508	Metal Packaging	Member			ard:MetalPackagingDefinedBenefitPlansMember
1509	Glass Packaging	Member			ard:GlassPackagingDefinedBenefitPlansMember
1510	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1511	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1512	United Kingdom	Member			country:GB
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1515	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
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1520	41912 - Disclosure - Employee benefit obligations - Expected benefit payments (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsExpectedBenefitPaymentsDetails
1521	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1522	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
1523	Defined benefit plans [member]	Member			ifrs-full:DefinedBenefitPlansMember
1524	Defined benefit plan	Member			ifrs-full:DefinedBenefitPlansOtherThanMultiemployerPlansStatePlansAndPlansThatShareRisksBetweenEntitiesUnderCommonControlMember
1525	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1526	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
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1529	Between two and three years	Member			ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
1530	Between three and four years	Member			ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
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1538	41913 - Disclosure - Employee benefit obligations - Other employee benefits (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEmployeeBenefitObligationsOtherEmployeeBenefitsDetails
1539	Disclosure of defined benefit plans [table]	Table	*	*	ifrs-full:DisclosureOfDefinedBenefitPlansTable
1540	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
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1542	Other employee benefit obligations	Member			ard:OtherEmployeeBenefitPlansMember
1543	End of service employee benefits	Member			ard:EndOfServiceEmployeeBenefitsPlansMember
1544	Long term employee benefits	Member			ard:LongTermEmployeeBenefitsPlansMember
1545	Employee benefit obligations	LineItems			ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
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1547	42001 - Disclosure - Related party borrowings and receivables (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureRelatedPartyBorrowingsAndReceivablesDetails
1548	Disclosure of transactions between related parties [table]	Table	*	*	ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1549	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
1550	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
1551	ARD Group Finance Holding S.A.	Member			ard:ArdGroupFinanceHoldingSaMember
1552	Classes of ordinary shares [axis]	Axis			ifrs-full:ClassesOfOrdinarySharesAxis
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1555	Related party receivables and borrowings	LineItems			ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
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1557	Borrowings and receivables to related parties	Concept (Monetary)	As Of	Debit	ard:BorrowingsAndReceivablesToRelatedParties
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1560	Repayment of borrowings issued to related party	Concept (Monetary)	For Period	Debit	ifrs-full:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties
1561	42101 - Disclosure - Provisions - Current and non-current (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureProvisionsCurrentAndNonCurrentDetails
1562	Implied Table	Table	*	*	implied:Table
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1566	Total	Concept (Monetary)	As Of	Credit	ifrs-full:OtherProvisions
1567	42102 - Disclosure - Provisions - Restructuring and other provisions (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureProvisionsRestructuringAndOtherProvisionsDetails
1568	Disclosure of other provisions [table]	Table	*	*	ifrs-full:DisclosureOfOtherProvisionsTable
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1572	Other provisions	Member			ard:EnvironmentalClaimsCustomerQualityClaimsAndOnerousLeasesProvisionMember
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1575	Provided	Concept (Monetary)	For Period	Credit	ifrs-full:AdditionalProvisionsOtherProvisions
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1579	At end of year	Concept (Monetary)	As Of	Credit	ifrs-full:OtherProvisions
1580	42201 - Disclosure - Trade and other payables (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureTradeAndOtherPayablesDetails
1581	Implied Table	Table	*	*	implied:Table
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1583	Trade payables	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
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1586	Payables and accruals for exceptional items	Concept (Monetary)	As Of	Credit	ard:PayablesAndAccrualsForExceptionalItems
1587	Total	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayables
1588	42301 - Disclosure - Cash generated from operating activities (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCashGeneratedFromOperatingActivitiesDetails
1589	Implied Table	Table	*	*	implied:Table
1590	Cash generated from operating activities	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
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1593	Net finance expense	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncomeCost
1594	Depreciation and amortization	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
1595	Exceptional operating items	Concept (Monetary)	For Period	Debit	ard:AdjustmentsForExceptionalOperatingItems
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1600	42401 - Disclosure - Business combinations and disposals - Beverage Can Business (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureBusinessCombinationsAndDisposalsBeverageCanBusinessDetails
1601	Disclosure of detailed information about business combination [table]	Table	*	*	ifrs-full:DisclosureOfBusinessCombinationsTable
1602	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
1603	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
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1605	Beverage Can	Member			ard:BeverageCanBusinessMember
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1607	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1608	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1609	Europe	Member			srt:EuropeMember
1610	United States	Member			country:US
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1612	Business combinations	LineItems			ifrs-full:DisclosureOfBusinessCombinationsLineItems
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1616	Assets acquired and liabilities assumed	Abstract			ifrs-full:AmountsRecognisedAsOfAcquisitionDateForEachMajorClassOfAssetsAcquiredAndLiabilitiesAssumedAbstract
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1618	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate
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1620	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:InventoryRecognisedAsOfAcquisitionDate
1621	Trade and other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:FairValueOfAcquiredReceivables
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1623	Net deferred tax liability	Concept (Monetary)	As Of	Credit	ard:NetDeferredTaxLiabilityRecognisedAsOfAcquisitionDate
1624	Employee benefit obligations	Concept (Monetary)	As Of	Credit	ard:EmployeeBenefitObligationsRecognisedAsOfAcquisitionDate
1625	Provisions	Concept (Monetary)	As Of	Credit	ard:ProvisionsRecognisedAsOfAcquisitionDate
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1628	Total consideration	Concept (Monetary)	As Of	Credit	ifrs-full:CashTransferred
1629	Goodwill expected to be deductible for tax purposes	Concept (Monetary)	As Of	Debit	ifrs-full:GoodwillExpectedDeductibleForTaxPurposes
1630	42501 - Disclosure - Dividends (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureDividendsDetails
1631	ifrs Dividends Payable [Table]	Table	*	*	ard:IfrsDividendsPayableTable
1632	ifrs Dividends [Axis]	Axis			ard:IfrsDividendsAxis
1633	ifrs Dividends [Domain]	Member			ard:IfrsDividendsDomain
1634	Dividend One	Member			ard:DividendsPaidDividendOneMember
1635	Dividend Two	Member			ard:DividendsPaidDividendTwoMember
1636	Dividend Three	Member			ard:DividendsPaidDividendThreeMember
1637	Dividend Four	Member			ard:DividendsPaidDividendFourMember
1638	Dividends	LineItems			ard:IfrsDividendsPayableLineItems
1639	Interim dividend paid	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsPaidOrdinaryShares
1640	Interim dividend per share	Concept (Share)	For Period		ifrs-full:DividendsPaidOrdinarySharesPerShare
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1642	42601 - Disclosure - Related party information (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureRelatedPartyInformationDetails
1643	Disclosure of transactions between related parties [table]	Table	*	*	ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1644	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
1645	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
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1647	Key Management Personnel	Member			ifrs-full:KeyManagementPersonnelOfEntityOrParentMember
1648	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
1649	Entity [Domain]	Member			dei:EntityDomain
1650	Paul Coulson Ownership Interests	Member			ard:PaulCoulsonOwnershipInterestsMember
1651	Yeoman Capital S.A. and subsidiaries	Member			ard:YeomanCapitalS.a.Member
1652	ARD Holdings S.A.	Member			ard:ArdHoldingsSaMember
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1658	Percentage of issued share capital holding	Concept (Percent)	As Of		ard:ProportionOfOwnershipInterestInParentCompany
1659	Fees charged for services provided	Concept (Monetary)	For Period	Debit	ifrs-full:ServicesReceivedRelatedPartyTransactions
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1663	Salaries and other short term employee benefits	Concept (Monetary)	For Period	Debit	ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits
1664	Post-employment benefits	Concept (Monetary)	For Period	Debit	ifrs-full:KeyManagementPersonnelCompensationPostemploymentBenefits
1665	Key management compensation excluding transaction cost	Concept (Monetary)	For Period	Debit	ard:KeyManagementPersonnelCompensationSalaryShortTermAndPostEmploymentBenefits
1666	Transaction related and other compensation	Concept (Monetary)	For Period	Debit	ard:KeyManagementPersonnelCompensationTransactionRelatedAndOtherCompensation
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1668	42701 - Disclosure - Contingencies (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureContingenciesDetails
1669	Disclosure of contingent liabilities [table]	Table	*	*	ifrs-full:DisclosureOfContingentLiabilitiesTable
1670	Classes of contingent liabilities [axis]	Axis			ifrs-full:ClassesOfContingentLiabilitiesAxis
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1672	Patent infringement case against Group's U.S. glass business	Member			ifrs-full:LegalProceedingsContingentLiabilityMember
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1679	42801 - Disclosure - Events after the reporting period (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEventsAfterReportingPeriodDetails
1680	Implied Table	Table	*	*	implied:Table
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1683	Dividends payable	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentDividendPayables
1684	42901 - Disclosure - Effect of change in presentation currency - Exchange rates (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEffectOfChangeInPresentationCurrencyExchangeRatesDetails
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1686	Effect of change in presentation currency	Abstract			ifrs-full:DisclosureOfVoluntaryChangeInAccountingPolicyAbstract
1687	Closing rate	Concept (Decimal)	As Of		ifrs-full:ClosingForeignExchangeRate
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1689	42902 - Disclosure - Effect of change in presentation currency - CONSOLIDATED INCOME STATEMENT as previously reported (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEffectOfChangeInPresentationCurrencyConsolidatedIncomeStatementAsPreviouslyReportedDetails
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1691	Retrospective application and retrospective restatement [axis]	Axis			ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
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1694	Ifrs Statement Scenario [Axis]	Axis			ard:IfrsStatementScenarioAxis
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1696	Before exceptional items	Member			ard:BeforeExceptionalItemsMember
1697	Exceptional items	Member			ard:ExceptionalItemsMember
1698	Income statement	LineItems			srt:CondensedIncomeStatementsCaptionsLineItems
1699	Revenue	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromContractsWithCustomers
1700	Cost of sales	Concept (Monetary)	For Period	Debit	ifrs-full:CostOfSales
1701	Gross profit/(loss)	Concept (Monetary)	For Period	Credit	ifrs-full:GrossProfit
1702	Sales, general and administration expenses	Concept (Monetary)	For Period	Debit	ifrs-full:SellingGeneralAndAdministrativeExpense
1703	Intangible amortization	Concept (Monetary)	For Period	Debit	ifrs-full:AmortisationExpense
1704	Operating profit/(loss)	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
1705	Finance expense	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
1706	Finance income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
1707	Profit/(loss) before tax	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
1708	Income tax (charge)/credit	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
1709	Profit/(loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
1710	Profit/(loss) attributable to:	Abstract			ifrs-full:ProfitLossAttributableToAbstract
1711	Equity holders	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
1712	Profit/(loss) per share:	Abstract			ifrs-full:EarningsPerShareAbstract
1713	Basic (loss)/profit for the year attributable to equity holders	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShare
1714	42903 - Disclosure - Effect of change in presentation currency - CONSOLIDATED STATEMENT OF COMPREHNSIVE INCOME as previously reported (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEffectOfChangeInPresentationCurrencyConsolidatedStatementOfComprehnsiveIncomeAsPreviouslyReportedDetails
1715	Condensed Income Statement [Table]	Table	*	*	srt:CondensedIncomeStatementTable
1716	Retrospective application and retrospective restatement [axis]	Axis			ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
1717	Currently stated [member]	Member			ifrs-full:RestatedMember
1718	Previously stated	Member			ifrs-full:PreviouslyStatedMember
1719	Statement of comprehensive income	LineItems			srt:CondensedIncomeStatementsCaptionsLineItems
1720	(Loss)/profit for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
1721	Comprehensive income	Abstract			ifrs-full:ComprehensiveIncomeAbstract
1722	Other comprehensive income/(expense)	Abstract			ifrs-full:OtherComprehensiveIncomeAbstract
1723	Items that may subsequently be reclassified to income statement	Abstract			ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract
1724	Foreign currency translation adjustments:	Abstract			ifrs-full:ExchangeDifferencesOnTranslationAbstract
1725	Arising in the year	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax
1726	Foreign currency translation adjustments	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
1727	Effective portion of changes in fair value of cash flow hedges:	Abstract			ifrs-full:CashFlowHedgesAbstract
1728	New fair value adjustments into reserve	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnCashFlowHedgesBeforeTax
1729	Movement out of reserve	Concept (Monetary)	For Period	Debit	ard:MovementOutOfReserveOnCashFlowHedgesBeforeTax
1730	Movement in deferred tax	Concept (Monetary)	For Period	Debit	ard:DeferredIncomeTaxRelatingToNetCashFlowHedgesOfOtherComprehensiveIncome
1731	Effective portion of changes in fair value of cash flow hedges	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
1732	Items that will not be reclassified to income statement	Abstract			ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract
1733	Remeasurements of employee benefit obligations	Concept (Monetary)	For Period	Credit	ard:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlansAndOtherEmployeeBenefits
1734	Deferred tax movement on employee benefit obligations	Concept (Monetary)	For Period	Debit	ard:DeferredIncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome
1735	Total of items that will not be reclassified to income statement	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax
1736	Total other comprehensive income/(expense) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
1737	Total comprehensive expense for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
1738	Attributable to:	Abstract			ifrs-full:ComprehensiveIncomeAttributableToAbstract
1739	Equity owners	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
1740	Total comprehensive expense for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
1741	42904 - Disclosure - Effect of change in presentation currency - CONSOLIDATED STATEMENT OF FINANCIAL POSITION as previously reported (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEffectOfChangeInPresentationCurrencyConsolidatedStatementOfFinancialPositionAsPreviouslyReportedDetails
1742	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
1743	Retrospective application and retrospective restatement [axis]	Axis			ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
1744	Currently stated [member]	Member			ifrs-full:RestatedMember
1745	Previously stated	Member			ifrs-full:PreviouslyStatedMember
1746	Condensed Financial Statements, Captions [Line Items]	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
1747	Non-current assets	Abstract			ifrs-full:NoncurrentAssetsAbstract
1748	Intangible assets	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsAndGoodwill
1749	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
1750	Derivative financial instruments	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentDerivativeFinancialAssets
1751	Deferred tax assets	Concept (Monetary)	As Of	Debit	ard:DeferredTaxAssetsNetOfAmountsAvailableForOffset
1752	Other non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherNoncurrentAssets
1753	Total non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
1754	Current assets	Abstract			ifrs-full:CurrentAssetsAbstract
1755	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
1756	Trade and other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivables
1757	Related party receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
1758	Derivative financial instruments	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentDerivativeFinancialAssets
1759	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1760	Total current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
1761	TOTAL ASSETS	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
1762	Equity attributable to owners of the parent	Abstract			ifrs-full:EquityAbstract
1763	Issued capital	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1764	Share premium	Concept (Monetary)	As Of	Credit	ifrs-full:SharePremium
1765	Capital contribution	Concept (Monetary)	As Of	Credit	ard:CapitalContribution
1766	Other reserves	Concept (Monetary)	As Of	Credit	ifrs-full:OtherReserves
1767	Retained earnings	Concept (Monetary)	As Of	Credit	ifrs-full:RetainedEarnings
1768	Total equity attributable to owners of the parent	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAttributableToOwnersOfParent
1769	Non-controlling interests	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterests
1770	TOTAL EQUITY	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
1771	Non-current liabilities	Abstract			ifrs-full:NoncurrentLiabilitiesAbstract
1772	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:LongtermBorrowings
1773	Employee benefit obligations	Concept (Monetary)	As Of	Credit	ard:EmployeeBenefitObligations
1774	Derivative financial instruments	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentDerivativeFinancialLiabilities
1775	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	ard:DeferredTaxLiabilitiesNetOfAmountsAvailableForOffset
1776	Related party borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentPayablesToRelatedParties
1777	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:OtherLongtermProvisions
1778	Total non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
1779	Current liabilities	Abstract			ifrs-full:CurrentLiabilitiesAbstract
1780	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
1781	Interest payable	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentInterestPayable
1782	Derivative financial instruments	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentDerivativeFinancialLiabilities
1783	Trade and other payables	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayables
1784	Income tax payable	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilitiesCurrent
1785	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:OtherShorttermProvisions
1786	Total current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
1787	TOTAL LIABILITIES	Concept (Monetary)	As Of	Credit	ifrs-full:Liabilities
1788	TOTAL EQUITY and LIABILITIES	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAndLiabilities
1789	42905 - Disclosure - Effect of change in presentation currency - CONSOLIDATED STATEMENT OF CASH FLOWS as previously reported (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureEffectOfChangeInPresentationCurrencyConsolidatedStatementOfCashFlowsAsPreviouslyReportedDetails
1790	Condensed Cash Flow Statement [Table]	Table	*	*	srt:CondensedCashFlowStatementTable
1791	Retrospective application and retrospective restatement [axis]	Axis			ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
1792	Currently stated [member]	Member			ifrs-full:RestatedMember
1793	Previously stated	Member			ifrs-full:PreviouslyStatedMember
1794	Condensed Cash Flow Statements, Captions [Line Items]	LineItems			srt:CondensedCashFlowStatementsCaptionsLineItems
1795	Cash flows from operating activities	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
1796	Cash generated from operations	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperations
1797	Interest - paid excluding cumulative PIK interest paid	Concept (Monetary)	For Period	Credit	ard:InterestPaidExcludingCumulativePaymentInKindInterestPaid
1798	Cumulative PIK interest paid	Concept (Monetary)	For Period	Credit	ard:CumulativePaymentInKindInterestPaid
1799	Income tax paid	Concept (Monetary)	For Period	Credit	ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
1800	Net cash from operating activities	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperatingActivities
1801	Cash flows from investing activities	Abstract			ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
1802	Purchase of business net of cash acquired	Concept (Monetary)	For Period	Credit	ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
1803	Purchase of property, plant and equipment	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
1804	Purchase of intangible assets	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
1805	Proceeds from disposal of property, plant and equipment	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
1806	Net cash used in investing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInInvestingActivities
1807	Cash flows from financing activities	Abstract			ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
1808	Proceeds from borrowings	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
1809	Repayment of borrowings	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
1810	Proceeds from borrowings with related party	Concept (Monetary)	For Period	Debit	ifrs-full:CashAdvancesAndLoansFromRelatedParties
1811	Proceeds from share issuance	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromIssuingShares
1812	Contribution from parent	Concept (Monetary)	For Period	Debit	ard:IfrsProceedsFromContributionsFromParent
1813	Repayment of borrowings issued to related party	Concept (Monetary)	For Period	Debit	ifrs-full:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties
1814	Dividends paid	Concept (Monetary)	For Period	Credit	ifrs-full:DividendsPaidClassifiedAsFinancingActivities
1815	Early redemption premium paid	Concept (Monetary)	For Period	Credit	ard:EarlyRedemptionPremiumCostsPaidClassifiedAsFinancingActivities
1816	Deferred debt issue costs paid	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsForDebtIssueCosts
1817	Proceeds from the termination of derivative financial instruments	Concept (Monetary)	For Period	Debit	ard:ProceedsFromTerminationOfDerivativeFinancialInstrumentsClassifiedAsFinancingActivities
1818	Net cash (outflow)/inflow from financing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInFinancingActivities
1819	Net (decrease)/increase in cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
1820	Cash and cash equivalents at the beginning of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1821	Exchange (losses)/gains on cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
1822	Cash and cash equivalents at the end of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1823	43001 - Disclosure - Company financial information - Financial position (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformationFinancialPositionDetails
1824	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
1825	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
1826	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
1827	Ardagh Group S.A.	Member			srt:ParentCompanyMember
1828	Condensed Financial Statements, Captions [Line Items]	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
1829	Statement of financial position	Abstract			ifrs-full:StatementOfFinancialPositionAbstract
1830	Non-current assets	Abstract			ifrs-full:NoncurrentAssetsAbstract
1831	Investments in subsidiary undertakings	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
1832	Total non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
1833	Current assets	Abstract			ifrs-full:CurrentAssetsAbstract
1834	Related party receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
1835	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1836	Total current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
1837	TOTAL ASSETS	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
1838	Equity attributable to owners of the parent	Abstract			ard:EquityAttributableToOwnersOfParentAbstract
1839	Issued capital	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1840	Share Premium	Concept (Monetary)	As Of	Credit	ifrs-full:SharePremium
1841	Legal reserve	Concept (Monetary)	As Of	Credit	ifrs-full:StatutoryReserve
1842	Capital contribution	Concept (Monetary)	As Of	Credit	ard:CapitalContribution
1843	Retained earnings	Concept (Monetary)	As Of	Credit	ifrs-full:RetainedEarnings
1844	Total equity attributable to owners of the parent	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAttributableToOwnersOfParent
1845	Non-current liabilities	Abstract			ifrs-full:NoncurrentLiabilitiesAbstract
1846	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:LongtermBorrowings
1847	Related party borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentPayablesToRelatedParties
1848	Total non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
1849	Current liabilities	Abstract			ifrs-full:CurrentLiabilitiesAbstract
1850	Related party borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayablesToRelatedParties
1851	Other payables	Concept (Monetary)	As Of	Credit	ifrs-full:OtherPayables
1852	Total current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
1853	TOTAL LIABILITIES	Concept (Monetary)	As Of	Credit	ifrs-full:Liabilities
1854	TOTAL EQUITY and LIABILITIES	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAndLiabilities
1855	43002 - Disclosure - Company financial information - Comprehensive income (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformationComprehensiveIncomeDetails
1856	Condensed Income Statement [Table]	Table	*	*	srt:CondensedIncomeStatementTable
1857	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
1858	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
1859	Ardagh Group S.A.	Member			srt:ParentCompanyMember
1860	Condensed Income Statements, Captions [Line Items]	LineItems			srt:CondensedIncomeStatementsCaptionsLineItems
1861	Statement of comprehensive income	Abstract			ifrs-full:StatementOfComprehensiveIncomeAbstract
1862	Dividend income	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromDividends
1863	Other external charges	Concept (Monetary)	For Period	Debit	ifrs-full:OtherExpenseByNature
1864	Net finance expense	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
1865	Finance income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
1866	Profit before exceptional items	Concept (Monetary)	For Period	Credit	ard:ProfitLossBeforeExceptionalItems
1867	Exceptional finance costs	Concept (Monetary)	For Period	Debit	ard:ExceptionalFinanceCosts
1868	Profit/(loss) before tax	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
1869	Income tax	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
1870	Profit and total comprehensive income for the year	Concept (Monetary)	For Period	Credit	ard:ProfitLossAndTotalComprehensiveIncomeLoss
1871	43003 - Disclosure - Company financial information - Cash flows (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformationCashFlowsDetails
1872	Condensed Cash Flow Statement [Table]	Table	*	*	srt:CondensedCashFlowStatementTable
1873	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
1874	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
1875	Ardagh Group S.A.	Member			srt:ParentCompanyMember
1876	Condensed Cash Flow Statements, Captions [Line Items]	LineItems			srt:CondensedCashFlowStatementsCaptionsLineItems
1877	Statement of cash flows	Abstract			ifrs-full:StatementOfCashFlowsAbstract
1878	Cash flows from operating activities	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
1879	Cash generated from operations	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperations
1880	Income tax paid	Concept (Monetary)	For Period	Credit	ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
1881	Increase in receivables	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables
1882	Decrease in payables	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables
1883	Cumulative PIK interest paid	Concept (Monetary)	For Period	Credit	ard:CumulativePaymentInKindInterestPaid
1884	Net cash from operating activities	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperatingActivities
1885	Cash flows from investing activities	Abstract			ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
1886	Repayment of loans from subsidiary undertakings	Concept (Monetary)	For Period	Credit	ard:RepaymentsOfLoansFromSubsidiaries
1887	Contribution to subsidiary undertaking	Concept (Monetary)	For Period	Credit	ard:ContributionsToSubsidiaries
1888	Dividends received	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsReceivedClassifiedAsInvestingActivities
1889	Net cash used in investing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInInvestingActivities
1890	Cash flows from financing activities	Abstract			ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
1891	Repayment of borrowings	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
1892	Proceeds from borrowings with related party	Concept (Monetary)	For Period	Debit	ifrs-full:CashAdvancesAndLoansFromRelatedParties
1893	Contribution from parent	Concept (Monetary)	For Period	Debit	ard:IfrsProceedsFromContributionsFromParent
1894	Proceeds from share issuance	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromIssuingShares
1895	Dividends paid	Concept (Monetary)	For Period	Credit	ifrs-full:DividendsPaidClassifiedAsFinancingActivities
1896	Early redemption premium costs paid	Concept (Monetary)	For Period	Credit	ard:EarlyRedemptionPremiumCostsPaidClassifiedAsFinancingActivities
1897	Deferred debt issue costs paid	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsForDebtIssueCosts
1898	Net cash (outflow)/inflow from financing activities	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInFinancingActivities
1899	Net (decrease)/increase in cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
1900	Cash and cash equivalents at the beginning of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1901	Cash and cash equivalents at the end of the year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
1902	43004 - Disclosure - Company financial information - Maturity analysis of borrowings (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformationMaturityAnalysisOfBorrowingsDetails
1903	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
1904	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
1905	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
1906	Ardagh Group S.A.	Member			srt:ParentCompanyMember
1907	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1908	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
1909	Not later than one year	Member			ifrs-full:NotLaterThanOneYearMember
1910	Between one and two years	Member			ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1911	Between two and five years	Member			ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember
1912	Later than five years	Member			ifrs-full:LaterThanFiveYearsMember
1913	Maturity analysis of borrowings including related party borrowings	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1914	Borrowings	Concept (Monetary)	As Of	Credit	ifrs-full:Borrowings
1915	43005 - Disclosure - Company financial information - Distributions paid and received and commitments and contingencies (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformationDistributionsPaidAndReceivedAndCommitmentsAndContingenciesDetails
1916	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
1917	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
1918	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
1919	Ardagh Group S.A.	Member			srt:ParentCompanyMember
1920	Condensed Financial Statements, Captions [Line Items]	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
1921	Distributions paid and received	Abstract			ard:DividendsPaidAndReceivedAbstract
1922	Dividend received from subsidiary	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsReceived
1923	Dividend paid to shareholders	Concept (Monetary)	For Period	Credit	ifrs-full:DividendsPaidClassifiedAsFinancingActivities
1924	Commitments and contingencies	Abstract			ifrs-full:DisclosureOfContingentLiabilitiesAbstract
1925	Commitments and contingencies	Concept (Monetary)	As Of		ifrs-full:EstimatedFinancialEffectOfContingentLiabilities
1926	43006 - Disclosure - Company financial information - Additional information (Details)	Network	*	*	http://www.ardaghgroup.com/role/DisclosureCompanyFinancialInformationAdditionalInformationDetails
1927	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
1928	Consolidation Items [Axis]	Axis			srt:ConsolidationItemsAxis
1929	Consolidation Items [Domain]	Member			srt:ConsolidationItemsDomain
1930	Reportable Legal Entities	Member			srt:ReportableLegalEntitiesMember
1931	Consolidation Adjustments	Member			srt:ConsolidationEliminationsMember
1932	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
1933	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
1934	Ardagh Group S.A.	Member			srt:ParentCompanyMember
1935	Condensed Financial Statements, Captions [Line Items]	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
1936	IFRS profit/(loss) reconciliation:	Abstract			ard:ReconciliationOfProfitLossAbstract
1937	Parent only - IFRS profit for the year	Concept (Monetary)	For Period	Credit	ard:ProfitLossAndTotalComprehensiveIncomeLoss
1938	Additional loss if subsidiaries had been accounted for using the equity method of accounting as opposed to cost	Concept (Monetary)	For Period	Credit	ard:ProfitLossOfSubsidiariesAccountedForUsingEquityMethodUnderProfitLossReconciliation
1939	Profit/(loss) for the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
1940	IFRS equity reconciliation:	Abstract			ard:ReconciliationOfEquityAbstract
1941	IFRS equity	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAttributableToOwnersOfParent
1942	IFRS equity	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
1943	Additional loss if subsidiaries had been accounted for using the equity method of accounting as opposed to cost	Concept (Monetary)	As Of	Credit	ard:ProfitLossOfSubsidiariesAccountedForUsingEquityMethodUnderEquityReconciliation