Income Taxes - Benefit (Provision) for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Federal	$ 1,970	$ 3,834
State	(29)	(146)
Foreign	(9,333)	(10,615)
Total current taxes	(7,392)	(6,927)
Federal	(4,756)	(3,174)
State	(3,622)	1,014
Foreign	889	5,664
Total deferred taxes	(7,489)	3,504
Income tax benefit (provision)	$ (14,881)	$ (3,423)