cm:Concept: us-gaap:EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares
Employee Stock Ownership Plan (ESOP), Gain (Loss) on Transactions in Deferred Shares |
us-gaap:EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares |
The difference between cost and fair value added or subtracted from paid-in capital, arising from contribution of shares to an ESOP or commitments-to-release ESOP shares. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Credit |
false |
us-gaap:EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares |