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cm:Concept: us-gaap:AccrualForEnvironmentalLossContingenciesDiscountRate
Standard label: Accrual for Environmental Loss Contingencies, Discount Rate
Name: us-gaap:AccrualForEnvironmentalLossContingenciesDiscountRate
Documentation: Rate applied to the undiscounted amount of environmental loss contingencies to arrive at the present value recorded as of the balance sheet date.
Object type: cm:Concept
Data type: Percent (num:percentItemType)
Period type: As Of (instant)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:AccrualForEnvironmentalLossContingenciesDiscountRate

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Labels
Label Role Language
Accrual for Environmental Loss Contingencies, Discount Rate http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 410 30 50 7 http://fasb.org/us-gaap/role/ref/legacyRef 410
FASB Accounting Standards Codification 450 20 S99 1 (SAB Topic 5.Y.Q1) http://fasb.org/us-gaap/role/ref/legacyRef 450