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cm:Concept: us-gaap:CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
Standard label: Cash and Securities Segregated under Federal and Other Regulations
Name: us-gaap:CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
Documentation: Amount of cash subject to withdrawal restrictions, restricted deposits held as compensating balances, and cash and securities segregated in compliance with regulations (such as cash deposited in a special reserve account for the exclusive benefit of customers).
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:CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations

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Labels
Label Role Language
Cash and Securities Segregated under Federal and Other Regulations http://www.xbrl.org/2003/role/label en-US
Cash and Securities Segregated under Federal and Other Regulations, Total http://www.xbrl.org/2003/role/totalLabel en-US

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References
Reference Role Topic