Intangible Assets - Intangible Assets Recorded (Details) - Blade Urban Air Mobility [Member] - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Mar. 31, 2021 |
Dec. 31, 2020 |
Mar. 31, 2021 |
Mar. 31, 2020 |
Sep. 30, 2020 |
Sep. 30, 2019 |
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| Finite-Lived Intangible Assets [Line Items] | ||||||
| Gross Carrying Amount | $ 1,451 | $ 1,451 | $ 948 | $ 948 | ||
| Accumulated Amortization | (509) | (509) | (415) | (225) | ||
| Net | 942 | 942 | 533 | 723 | ||
| Amortization of finite-lived intangible assets | 47 | $ 48 | $ 94 | $ 94 | $ 190 | 183 |
| Customer list | ||||||
| Finite-Lived Intangible Assets [Line Items] | ||||||
| Estimated useful life | 5 years | 5 years | ||||
| Gross Carrying Amount | 942 | $ 942 | $ 942 | 942 | ||
| Accumulated Amortization | (507) | (507) | (414) | (224) | ||
| Net | 435 | $ 435 | $ 528 | 718 | ||
| Trademarks | ||||||
| Finite-Lived Intangible Assets [Line Items] | ||||||
| Estimated useful life | 10 years | 10 years | ||||
| Gross Carrying Amount | 6 | $ 6 | $ 6 | 6 | ||
| Accumulated Amortization | (2) | (2) | (1) | (1) | ||
| Net | $ 4 | $ 4 | $ 5 | $ 5 | ||
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- 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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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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