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cm:Table: us-gaap:ScheduleOfAvailableForSaleSecuritiesTable
Standard label: Schedule of Available-for-sale Securities [Table]
Name: us-gaap:ScheduleOfAvailableForSaleSecuritiesTable
Documentation: Schedule of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.
Object type: cm:Table
Data type: Text/String (xbrli:stringItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: true
Workiva Wdesk Taxonomy Analyzer: us-gaap:ScheduleOfAvailableForSaleSecuritiesTable

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Labels
Label Role Language
Schedule of Available-for-sale Securities [Table] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 320 10 50 2 http://fasb.org/us-gaap/role/ref/legacyRef 320
FASB Accounting Standards Codification 320 10 50 3 http://fasb.org/us-gaap/role/ref/legacyRef 320
FASB Accounting Standards Codification 320 10 50 6 http://fasb.org/us-gaap/role/ref/legacyRef 320
FASB Accounting Standards Codification 320 10 50 7 http://fasb.org/us-gaap/role/ref/legacyRef 320
FASB Accounting Standards Codification 320 10 50 8 http://fasb.org/us-gaap/role/ref/legacyRef 320
FASB Accounting Standards Codification 320 10 50 9 (a)-(d) http://fasb.org/us-gaap/role/ref/legacyRef 320
FASB Accounting Standards Codification 942 320 50 2 http://fasb.org/us-gaap/role/ref/legacyRef 942
FASB Accounting Standards Codification 942 320 50 3 http://fasb.org/us-gaap/role/ref/legacyRef 942