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Research and Development - Additional Information (Detail) - Research and Development Expense [Member] - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2022
Research And Development [Line Items] |  |
Outsourced Service | $ 12,866,582 | $ 29,824,534
Master Service Agreement [Member] |  |
Research And Development [Line Items] |  |
Outsourced service charged from related parties | $ 11,254,372 | $ 26,919,670

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