Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Comprehensive Income [Abstract]
Consolidated net income (loss)	$ 10,978	$ 39,222	$ (26,651)
Currency translation adjustment, net of tax	1,590	(13,483)	10,176
Comprehensive income (loss)	$ 12,568	$ 25,739	$ (16,475)