8265 - Disclosure - Defined Benefit Plans, Benefit Obligation Roll Forward (Level 4 Detail)

Line Label Object Class Period Type Balance Report ElementName
1 8265 - Disclosure - Defined Benefit Plans, Benefit Obligation Roll Forward (Level 4 Detail) Network

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http://www.xbrlsite.com/nfp/role/level4/DefinedBenefitPlansBenefitObligationRollForward
2 Defined Benefit Plans Benefit Obligation Roll Forward [Table] Table nfp:DefinedBenefitPlansBenefitObligationRollForwardTable
3 Benefit Plans [Axis] Axis nfp:BenefitPlansAxis
4 All Benefit Plans [Member] Member nfp:AllBenefitPlansMember
5 Defined Benefit Pension Plans [Member] Member nfp:DefinedBenefitPensionPlansMember
6 Other Defined Benefit Postretirement Obligations [Member] Member nfp:OtherDefinedBenefitPostretirementObligationsMember
7 Defined Benefit Plans Benefit Obligation Roll Forward [Line Items] LineItems nfp:DefinedBenefitPlansBenefitObligationRollForwardLineItems
8 Defined Benefit Plans Benefit Obligation [Roll Forward] Abstract nfp:DefinedBenefitPlansBenefitObligationRollForward
9 Defined Benefit Plans Benefit Obligation, Beginning Balance Concept (Monetary) As Of Credit nfp:DefinedBenefitPlansBenefitObligation
10 Service Cost Concept (Monetary) For Period Credit nfp:ServiceCost
11 Interest Cost Concept (Monetary) For Period Credit nfp:InterestCost
12 Contributions by Plan Participants Concept (Monetary) For Period Credit nfp:ContributionsByPlanParticipants
13 Actuarial Gains (Losses) Concept (Monetary) For Period Credit nfp:ActuarialGainsLosses
14 Benefits Paid Concept (Monetary) For Period Debit nfp:BenefitsPaid
15 Incease (Decrease) per Plan Ammendment Concept (Monetary) For Period Credit nfp:InceaseDecreasePerPlanAmmendment
16 (Incease) Decrease per Curtailment Concept (Monetary) For Period Debit nfp:InceaseDecreasePerCurtailment
17 Other Increase (Decrease) in Benefit Obligation Concept (Monetary) For Period Credit nfp:OtherIncreaseDecreaseInBenefitObligation
18 Defined Benefit Plans Benefit Obligation, Ending Balance Concept (Monetary) As Of Credit nfp:DefinedBenefitPlansBenefitObligation