cm:Concept: us-gaap:UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions
Unrecognized Tax Benefits, Decrease Resulting from Current Period Tax Positions |
us-gaap:UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions |
Amount of decrease in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Debit |
false |
us-gaap:UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions |