Quarterly report pursuant to Section 13 or 15(d)

Receivables and Current Assets - Summary of Company's Allowance for Expected Credit Losses (Detail)

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Receivables and Current Assets - Summary of Company's Allowance for Expected Credit Losses (Detail) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2020
Mar. 31, 2020
Receivables And Current Assets [Abstract]        
Beginning balance $ 2,921 $ 2,916 $ 1,759 $ 1,555
Write-offs (1,224) (329) (472) 0
Increase in provision 1,237 334 284 204
Ending balance $ 2,934 $ 2,921 $ 1,571 $ 1,759