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Intangible Assets - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]          
Goodwill $ 0.6   $ 0.6   $ 0.6
Amortization expense $ 0.7 $ 1.9 $ 4.1 $ 5.7