Annual report pursuant to Section 13 and 15(d)

Related Party Transactions - Additional Information (Detail)

v3.22.1
Related Party Transactions - Additional Information (Detail) - USD ($)
12 Months Ended
Sep. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Related Party Transaction [Line Items]        
Repayment of related party debt   $ 1,538,000    
Aggregated related party transactions   $ 200,000 $ 200,000 $ 300,000
Related party transaction, Interest, Accrual term   quarterly    
Related party transaction, Rate   2.50%    
Related Party Loans [Member]        
Related Party Transaction [Line Items]        
Accrued interest, Related Party   $ 30.00 $ 40.00  
Interfusion B V andT FoneB V [Member]        
Related Party Transaction [Line Items]        
Repayment of related party debt $ 1,600,000 1,600,000    
Interfusion B V andT FoneB V [Member] | Related Party Loans [Member]        
Related Party Transaction [Line Items]        
Repayment of related party debt   $ 1,600,000