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Right of Use Assets - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure of detailed information about Right-of-use assets [Line Items]    
Additions to the right of use assets $ 906 $ 40
Cash outflow for lease $ 708 $ 682
Bottom of range [Member]    
Disclosure of detailed information about Right-of-use assets [Line Items]    
Lease term of contract 2 years  
Top Of Range [Member]    
Disclosure of detailed information about Right-of-use assets [Line Items]    
Lease term of contract 37 years