cm:Concept: us-gaap:GrandfatheredESOPExpenseRecognitionDividendsUsedByESOPForDebtService
Grandfathered ESOP Expense Recognition, Dividends Used by ESOP for Debt Service |
us-gaap:GrandfatheredESOPExpenseRecognitionDividendsUsedByESOPForDebtService |
For grandfathered ESOP shares acquired prior to January 1, 1993, the amount of ESOP dividends used to pay debt service by the sop. |
cm:Concept |
Monetary (xbrli:monetaryItemType) |
For Period (duration) |
Debit |
false |
us-gaap:GrandfatheredESOPExpenseRecognitionDividendsUsedByESOPForDebtService |