Fair Value Measurements - Additional Information (Detail) - USD ($) |
3 Months Ended | 6 Months Ended | 7 Months Ended | 9 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2021 |
Jun. 30, 2020 |
Jun. 30, 2021 |
Jun. 30, 2020 |
Dec. 31, 2018 |
Sep. 30, 2020 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
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| Fair Value Disclosures [Abstract] | |||||||||
| Decrease in fair value of warrant liabilities | $ 968,221 | $ 0 | $ (9,232,566) | $ 0 | $ 0 | $ 30,806,877 | $ 43,139,251 | $ 0 | $ 0 |
| Increase in fair value of warrant liabilities | $ 43,100,000 | ||||||||
| X | ||||||||||
- Definition Increase in fair value of warrant liabilities. No definition available.
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| X | ||||||||||
- Definition Amount of expense (income) related to adjustment to fair value of warrant liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
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