Income Taxes - Summary of Company's Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current
Federal	$ 129	$ 95	$ 26
State	109	4	106
International	5,389	6,137	1,757
Total	5,627	6,236	1,889
Deferred
Federal	(1,796)	(5,754)	(6,231)
State	(517)	107	(2,340)
International	(1,430)	(2,055)	(185)
Valuation allowance	2,499	6,124	6,458
Total	(1,244)	(1,578)	(2,298)
Income taxes	$ 4,383	$ 4,658	$ (409)