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cm:Concept: us-gaap:IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses
Standard label: Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount
Name: us-gaap:IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses
Documentation: Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible impairment loss.
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:IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses

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Labels
Label Role Language
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 740 10 50 12 http://fasb.org/us-gaap/role/ref/legacyRef 740
FASB Accounting Standards Codification 740 10 50 13 http://fasb.org/us-gaap/role/ref/legacyRef 740

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