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Debt (Detail) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Less: current portion of term loan $ (9,329) $ (8,516)
Non-current portion of term loan 54,682 39,588
Term Loan Credit Agreement    
Debt Instrument [Line Items]    
Total term loan, Principal 55,000 40,000
Total term loan, Unamortized Discount (318) (412)
Total term loan 54,682 39,588
Non-current portion of term loan, Principal 55,000 40,000
Non-current portion of term loan, Unamortized Discount (318) (412)
Non-current portion of term loan $ 54,682 $ 39,588