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cm:Concept: us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueAfterFifthYear
Standard label: Accrual for Environmental Loss Contingencies, Undiscounted, after Fifth Year
Name: us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueAfterFifthYear
Documentation: Undiscounted amount of the accrual for environmental loss contingencies expected to be paid after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: As Of (instant)
Balance type: Credit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:AccrualForEnvironmentalLossContingenciesUndiscountedDueAfterFifthYear

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Labels
Label Role Language
Accrual for Environmental Loss Contingencies, Undiscounted, after Fifth Year http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 450 20 S99 1 (SAB Topic 5.Y.Q1) http://fasb.org/us-gaap/role/ref/legacyRef 450