cm:Concept: us-gaap:EmployeeStockOwnershipPlanESOPTaxBenefitOfDividendsPaidToPlan
Employee Stock Ownership Plan (ESOP), Tax Benefit of Dividends Paid to Plan |
us-gaap:EmployeeStockOwnershipPlanESOPTaxBenefitOfDividendsPaidToPlan |
The tax benefit resulting from dividends paid on preferred stock held by an employee stock option plan, when that stock is not a common stock equivalent. |
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Monetary (xbrli:monetaryItemType) |
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false |
us-gaap:EmployeeStockOwnershipPlanESOPTaxBenefitOfDividendsPaidToPlan |