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cm:Concept: us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfSecuritiesOperatingActivities
Standard label: Proceeds from Maturities, Prepayments and Calls of Securities, Operating Activities
Name: us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfSecuritiesOperatingActivities
Documentation: Cash received from maturities, prepayments and calls of trading securities and other securities, classified as operating.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: For Period (duration)
Balance type: Debit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfSecuritiesOperatingActivities

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Labels
Label Role Language
Proceeds from Maturities, Prepayments and Calls of Securities, Operating Activities http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 230 10 45 25 (c) http://fasb.org/us-gaap/role/ref/legacyRef 230

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Roll Up Relations
Part Of Roll Up:
us-gaap:ProceedsFromOperatingActivities