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cm:Concept: us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentCumulativeAmount
Standard label: Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount
Name: us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentCumulativeAmount
Documentation: Amount of cumulative gain from upward price adjustment on investment in equity security without readily determinable fair value.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: As Of (instant)
Balance type: Credit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentCumulativeAmount

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Labels
Label Role Language
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 321 10 50 3 (c) http://www.xbrl.org/2003/role/disclosureRef 321