Commitments and Contingencies - Additional Information (Details) - USD ($) |
9 Months Ended | 12 Months Ended |
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Sep. 30, 2021 |
Dec. 31, 2020 |
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Commitments And Contingencies Disclosure [Abstract] | ||
Accrued termination and cancellation charges | $ 0 | $ 0 |
Royalty payment due | $ 0 | $ 0 |
X | ||||||||||
- Definition Accrued termination and cancellation charges. No definition available.
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X | ||||||||||
- Definition Royalty payment due. No definition available.
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X | ||||||||||
- References No definition available.
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