Stock-Based Compensation - Restricted Stock - Additional information (Details) - Blade Urban Air Mobility [Member] - shares |
6 Months Ended | |
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Dec. 14, 2020 |
Mar. 31, 2021 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Number of restricted shares granted | 1,085,840 | |
| Restricted Stock | 2015 Equity Incentive Plan | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Number of restricted shares granted | 1,015,840 | |
| Restricted Stock | Outside the 2015 Equity Incentive Plan | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Number of restricted shares granted | 70,000 |
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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