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Contractual Payment Obligation - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Related Party Transaction [Line Items]    
Interest accreted on payment obligation $ 43,000 $ 139,000
Settlement Agreement    
Related Party Transaction [Line Items]    
Amended installment payment, contractual payment period Oct. 31, 2021