| Standard label: | Capital Leases, Lessee Balance Sheet, Assets by Major Class, Flight Equipment, Accumulated Depreciation |
| Name: | us-gaap:CapitalLeasesLesseeBalanceSheetAssetsByMajorClassFlightEquipmentAccumulatedDepreciation |
| Documentation: | The cumulative amount of depreciation that has been recognized in the income statement related to long-lived, depreciable flight assets used in the entity's principle business operations, subject to a lease and meeting the criteria for capitalization. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Credit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CapitalLeasesLesseeBalanceSheetAssetsByMajorClassFlightEquipmentAccumulatedDepreciation |
| Label | Role | Language |
| Capital Leases, Lessee Balance Sheet, Assets by Major Class, Flight Equipment, Accumulated Depreciation | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |