| Standard label: | Preferred Stock, Dividends, Per Share, Cash Paid |
| Name: | us-gaap:PreferredStockDividendsPerShareCashPaid |
| Documentation: | Aggregate dividends paid during the period for each share of preferred stock outstanding. |
| Object type: | cm:Concept |
| Data type: | Share (num:perShareItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:PreferredStockDividendsPerShareCashPaid |
| Label | Role | Language |
| Preferred Stock, Dividends, Per Share, Cash Paid | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |