Other Current Liabilities - Summary of Other Current Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Payables And Accruals [Abstract]
Accrued expenses	$ 5,571	$ 6,206
Salaries, bonuses, commissions and related taxes payable	14,008	21,608
Accrued distributor commissions	12,286	10,073
Accrued legal and settlement expenses	9,227	4,196
Contingent consideration liability	14,700	13,600
Short-term operating lease liability	1,875
Non-income taxes payable	4,021	3,638
Other payables	2,986	8,598
Other current liabilities	$ 64,674	$ 67,919