| Standard label: | Sale Leaseback Transaction, Net Book Value |
| Name: | us-gaap:SaleLeasebackTransactionNetBookValue |
| Documentation: | The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller. |
| 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:SaleLeasebackTransactionNetBookValue |
| Label | Role | Language |
| Sale Leaseback Transaction, Net Book Value | http://www.xbrl.org/2003/role/label | en-US |
| Sale Leaseback Transaction, Net Book Value, Total | http://www.xbrl.org/2003/role/totalLabel | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 840 40 55 50 | http://www.xbrl.org/2003/role/exampleRef | 840 |
| FASB Accounting Standards Codification 840 40 55 51 | http://www.xbrl.org/2003/role/exampleRef | 840 |
| FASB Accounting Standards Codification 840 40 55 52 | http://www.xbrl.org/2003/role/exampleRef | 840 |
| FASB Accounting Standards Codification 842 40 50 2 | http://www.xbrl.org/2009/role/commonPracticeRef | 842 |