| Standard label: | Stock Issued, Value, Stock Options Exercised, Net of Tax Benefit (Expense) |
| Name: | us-gaap:StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense |
| Documentation: | Value of stock issued as a result of the exercise of stock options, after deduction of related income tax (expense) benefit. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:StockIssuedDuringPeriodValueStockOptionsExercisedNetOfTaxBenefitExpense |
| Label | Role | Language |
| Stock Issued, Value, Stock Options Exercised, Net of Tax Benefit (Expense) | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |