cm:Member: us-gaap:FairValueConcentrationOfRiskAllFinancialInstrumentsMember
Fair Value, Concentration of Risk, All Financial Instruments [Member] |
us-gaap:FairValueConcentrationOfRiskAllFinancialInstrumentsMember |
Provides the general information items required or determined to be disclosed with respect to all significant concentrations of credit risk arising from all financial instruments (as defined), whether from an individual counterparty or groups of counterparties. |
cm:Member |
[Member] (nonnum:domainItemType) |
For Period (duration) |
(no balance type) |
true |
us-gaap:FairValueConcentrationOfRiskAllFinancialInstrumentsMember |