Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (12,946)	$ 32,281	$ (6,148)
Foreign currency translation adjustments (net of tax benefit of $373, $413, $0)	(274)	(14,454)	9,989
Comprehensive income (loss)	$ (13,220)	$ 17,827	$ 3,841