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Equity Investment - Additional Information (Detail) - USD ($)
shares in Thousands
3 Months Ended 9 Months Ended
Apr. 01, 2020
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Schedule Of Equity Method Investments [Line Items]            
Gain (loss) from equity method investment   $ 454,000 $ 668,000 $ (857,000) $ 103,000  
Bi Pa            
Schedule Of Equity Method Investments [Line Items]            
Cost method ownership percentage   15.00%   15.00%   15.00%
Impairment of investments   $ 0 399,000 $ 0 399,000  
Investments value   2,884,000   2,884,000   $ 2,884,000
Clean Seed Capital Group Ltd            
Schedule Of Equity Method Investments [Line Items]            
Equity Method Investment Shares Purchased 6,250          
Equity investment ownership position 8.00%          
Joint venture, consideration $ 1,190,000          
Fair value of stock   659,000   659,000   $ 1,516,000
Gain (loss) from equity method investment   $ 454,000 $ 269,000 $ 857,000 $ 502,000