| Standard label: | Lessor, Direct Financing Lease, Assumptions and Judgments, Value of Underlying Asset, Amount |
| Name: | us-gaap:LessorDirectFinancingLeaseAssumptionsAndJudgmentsValueOfUnderlyingAssetAmount |
| Documentation: | Amount lessor expects from underlying asset following end of direct financing lease term. |
| 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:LessorDirectFinancingLeaseAssumptionsAndJudgmentsValueOfUnderlyingAssetAmount |
| Label | Role | Language |
| Lessor, Direct Financing Lease, Assumptions and Judgments, Value of Underlying Asset, Amount | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 842 30 50 3 (b)(3) | http://www.xbrl.org/2003/role/exampleRef | 842 |