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cm:Concept: us-gaap:UnrealizedLossOnPriceRiskCashFlowDerivativesBeforeTax
Standard label: Unrealized Loss on Price Risk Cash Flow Derivatives, before Tax
Name: us-gaap:UnrealizedLossOnPriceRiskCashFlowDerivativesBeforeTax
Documentation: Amount of unrealized loss related to the decrease in fair value of price risk derivatives designated as cash flow hedging instruments recorded in accumulated other comprehensive income in the period, before taxes, to the extent that the cash flow hedge is determined to be effective.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: For Period (duration)
Balance type: Debit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:UnrealizedLossOnPriceRiskCashFlowDerivativesBeforeTax

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Labels
Label Role Language
Unrealized Loss on Price Risk Cash Flow Derivatives, before Tax http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 815 10 50 4C (b) http://fasb.org/us-gaap/role/ref/legacyRef 815
FASB Accounting Standards Codification 815 30 45 1 http://fasb.org/us-gaap/role/ref/legacyRef 815

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Roll Up Relations
Part Of Roll Up:
us-gaap:UnrealizedGainLossOnPriceRiskCashFlowDerivativesBeforeTax