cm:Concept: us-gaap:DefinedBenefitPlanExpectedAmortizationOfTransitionAssetObligationNextFiscalYear
Defined Benefit Plan, Expected Amortization of Transition Asset (Obligation), Next Fiscal Year |
us-gaap:DefinedBenefitPlanExpectedAmortizationOfTransitionAssetObligationNextFiscalYear |
Amount included in accumulated other comprehensive income (loss) for transition asset (obligation) expected to be recognized in net periodic benefit (cost) credit for fiscal year following most recent annual statement of financial position. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
As Of (instant) |
Credit |
false |
us-gaap:DefinedBenefitPlanExpectedAmortizationOfTransitionAssetObligationNextFiscalYear |