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cm:Concept: us-gaap:UnrecoveredCostsForPurchasedGasAmount
Standard label: Unrecovered Costs for Purchased Gas Amount
Name: us-gaap:UnrecoveredCostsForPurchasedGasAmount
Documentation: Discloses the amount of unrecovered costs for purchased gas.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: As Of (instant)
Balance type: Debit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:UnrecoveredCostsForPurchasedGasAmount

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Labels
Label Role Language
Unrecovered Costs for Purchased Gas Amount http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 980 340 50 1 http://fasb.org/us-gaap/role/ref/legacyRef 980