cm:Concept: us-gaap:DebtSecuritiesAvailableForSaleTransferToTradingGain
Debt Securities, Available-for-sale, Transfer to Trading, Gain |
us-gaap:DebtSecuritiesAvailableForSaleTransferToTradingGain |
Amount of unrealized gain recognized in earnings from transfer of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) to investment in debt security measured at fair value with change in fair value recognized in net income (trading). |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Credit |
false |
us-gaap:DebtSecuritiesAvailableForSaleTransferToTradingGain |