| Standard label: | Business Combination, Acquired Receivables, Gross Contractual Amount |
| Name: | us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount |
| Documentation: | For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the gross contractual amounts receivable, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount |
| Label | Role | Language |
| Business Combination, Acquired Receivables, Gross Contractual Amount | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 805 20 50 1 (b)(2) | http://fasb.org/us-gaap/role/ref/legacyRef | 805 |