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Intangible Assets, Net - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Intangible Assets, Net (Excluding Goodwill) [Abstract]        
Amortization expense $ 100,000 $ 100,000 $ 200,000 $ 200,000
Impairment losses on intangible assets $ 0 $ 0 $ 0 $ 0