PROPERTY AND EQUIPMENT, ASSETS HELD FOR SALE AND OEM COST RECOVERIES, Narrative (Details) $ in Thousands |
3 Months Ended | 5 Months Ended | 7 Months Ended | 9 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2018
USD ($)
|
Mar. 31, 2020
USD ($)
|
Oct. 31, 2019
USD ($)
|
Dec. 31, 2018
USD ($)
|
Mar. 31, 2019
USD ($)
Aircraft
|
Mar. 31, 2018
USD ($)
Aircraft
|
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| Property and. Equipment [Abstract] | |||||||||
| Impairment of property and equipment | $ 0 | $ 42,022 | $ 104,939 | [1] | $ 0 | ||||
| Depreciation | $ 0 | $ 2,000 | $ 1,400 | ||||||
| Useful life | 30 years | ||||||||
| Number of aircraft transferred to held for sale | Aircraft | 2 | ||||||||
| Property and equipment | $ 1,500 | ||||||||
| Number of aircraft transferred out of held for sale | Aircraft | 3 | 4 | |||||||
| Property and equipment changes | $ 8,200 | $ 9,300 | |||||||
| Minimum | |||||||||
| Property and. Equipment [Abstract] | |||||||||
| Residual value range | 5.00% | ||||||||
| Maximum | |||||||||
| Property and. Equipment [Abstract] | |||||||||
| Residual value range | 25.00% | ||||||||
| H225 Aircraft | |||||||||
| Property and. Equipment [Abstract] | |||||||||
| Impairment of property and equipment | $ 87,500 | $ 87,500 | $ 42,000 | $ 87,500 | |||||
| Depreciation | $ 3,000 | ||||||||
| Depreciation expense | $ 2,900 | ||||||||
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| X | ||||||||||
- Definition Amount of increase (decrease) in accumulated depreciation, depletion and amortization of property, plant and equipment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of increase (decrease) of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Definition Stated as a percentage, the estimated or actual value of the asset at the end of its useful life or when it is no longer serviceable (cannot be used for its original purpose) divided by its [historical] capitalized cost. No definition available.
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| X | ||||||||||
- Definition Amount of increase (decrease) of physical assets used in the normal conduct of business and not intended for resale, from reclassification, impairment, donation, or changes classified as other. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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| X | ||||||||||
- Definition The number of aircraft transferred out of held for sale to property and equipment. No definition available.
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| X | ||||||||||
- Definition The number of aircraft transferred to held for sale by the entity. No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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