| Standard label: | Characteristics of Securitizations or Asset-backed Financing Arrangements that are Accounted for as Sale |
| Name: | us-gaap:CharacteristicsOfSecuritizationsThatAreAccountedForAsSale |
| Documentation: | The characteristics of transfers in securitizations, asset-backed financing arrangements, or similar transfers recognized as sales, including a description of the transferor's continued involvement with the transferred financial assets (including servicing, recourse, and restriction on interest) that continue to be held by the transferor, the nature and fair value of the assets obtained as proceeds and the liabilities incurred in the transfer, and the gain (loss) from sale of the transferred financial assets. |
| Object type: | cm:Concept |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CharacteristicsOfSecuritizationsThatAreAccountedForAsSale |
| Label | Role | Language |
| Characteristics of Securitizations or Asset-backed Financing Arrangements that are Accounted for as Sale | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 860 20 50 3 (b)(1) | http://www.xbrl.org/2003/role/disclosureRef | 860 |