Accrued Expenses and Other Liabilities - Summary of Accrued Expenses and Other Liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Sales and marketing	$ 19,861	$ 22,938
Compensation and benefits	10,902	21,156
Income taxes	7,193	389
Operating lease liabilities	7,130	6,708
Manufacturing costs	2,813	3,641
Customer deposits	1,086	1,174
Billings in excess of revenues	1,189	1,244
Other	4,884	5,081
Total accrued expenses and other liabilities	$ 55,058	$ 62,331