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cm:Concept: us-gaap:CashSegregatedUnderOtherRegulations
Standard label: Cash Segregated under Other Regulations
Name: us-gaap:CashSegregatedUnderOtherRegulations
Documentation: Cash 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:CashSegregatedUnderOtherRegulations

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Labels
Label Role Language
Cash Segregated under Other Regulations http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 942 210 50 1 http://www.xbrl.org/2009/role/commonPracticeRef 942