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cm:Concept: us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged
Standard label: Pledged Financial Instruments, Not Separately Reported, Securities
Name: us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged
Documentation: Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.
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:PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged

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Labels
Label Role Language
Pledged Financial Instruments, Not Separately Reported, Securities http://www.xbrl.org/2003/role/label en-US
Pledged Financial Instruments, Not Separately Reported, Securities, Total http://www.xbrl.org/2003/role/totalLabel en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 860 30 50 1A (b)(1)(i) http://fasb.org/us-gaap/role/ref/legacyRef 860