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cm:Level2TextBlock: us-gaap:ContractualAdjustmentsAndThirdPartySettlementsPolicyPolicyTextBlock
Standard label: Contractual Adjustments and Third Party Settlements, Policy [Policy Text Block]
Name: us-gaap:ContractualAdjustmentsAndThirdPartySettlementsPolicyPolicyTextBlock
Documentation: Disclosure of accounting policy for contractual adjustments and third-party settlements.
Object type: cm:Level2TextBlock
Data type: Text Block (HTML) (nonnum:textBlockItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:ContractualAdjustmentsAndThirdPartySettlementsPolicyPolicyTextBlock

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Labels
Label Role Language
Contractual Adjustments and Third Party Settlements, Policy [Policy Text Block] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 954 310 50 1 http://www.xbrl.org/2003/role/disclosureRef 954
FASB Accounting Standards Codification 954 405 50 1 http://fasb.org/us-gaap/role/ref/legacyRef 954