| Standard label: | Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease |
| Name: | us-gaap:OperatingLeasesIncomeStatementDepreciationExpenseOnPropertySubjectToOrHeldForLease |
| Documentation: | The total depreciation charge recorded for property subject to or held for lease. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For Period (duration) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:OperatingLeasesIncomeStatementDepreciationExpenseOnPropertySubjectToOrHeldForLease |
| Label | Role | Language |
| Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 360 10 50 1 (a) | http://fasb.org/us-gaap/role/ref/otherTransitionRef | 360 |