Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 23,264	$ 28,346	$ 47,709	$ 53,389
Other comprehensive income (loss):
Foreign currency translation adjustments	(4,277)	4,411	(54,071)	7,893
Total other comprehensive (loss) income	(4,277)	4,411	(54,071)	7,893
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	18,987	32,757	(6,362)	61,282
Net Income (Loss) Attributable to Noncontrolling Interest	(211)	(505)	(489)	(1,172)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 19,198	$ 33,262	$ (5,873)	$ 62,454