cm:Concept: us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInForeignCurrencyFairValueHedge1
Change in Unrealized Gain (Loss) on Hedged Item in Foreign Currency Fair Value Hedge |
us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInForeignCurrencyFairValueHedge1 |
Amount of the increase (decrease) in fair value of the hedged item in a foreign currency fair value hedge which was recognized in earnings, net of offsets by the gain (loss) on the hedging instrument to the extent that the fair value hedge was determined to be effective. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Credit |
false |
us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInForeignCurrencyFairValueHedge1 |