cm:Concept: us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue |
Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
As Of (instant) |
Debit |
false |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue |