| Standard label: | Ratio of Indebtedness to Net Capital |
| Name: | us-gaap:RatioOfIndebtednessToNetCapital1 |
| Documentation: | Indebtedness divided by net capital. |
| Object type: | cm:Concept |
| Data type: | Pure (xbrli:pureItemType) |
| Period type: | As Of (instant) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:RatioOfIndebtednessToNetCapital1 |
| Label | Role | Language |
| Ratio of Indebtedness to Net Capital | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |