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cm:Concept: us-gaap:CashAndSecuritiesSegregatedUnderOtherRegulations
Standard label: Cash and Securities Segregated under Other Regulations (Deprecated 2019-01-31)
Name: us-gaap:CashAndSecuritiesSegregatedUnderOtherRegulations
Documentation: Cash and securities deposited in a special reserve account for the exclusive benefit of customers pursuant to regulations other than SEC Regulations and the Commodity Exchange Act.
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:CashAndSecuritiesSegregatedUnderOtherRegulations

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Labels
Label Role Language
Cash and Securities Segregated under Other Regulations (Deprecated 2019-01-31) http://www.xbrl.org/2003/role/label en-US
Cash and Securities Segregated under Other Regulations, Total (Deprecated 2019-01-31) http://www.xbrl.org/2003/role/totalLabel en-US

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References
Reference Role Topic