CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Net income	$ 32,664	$ 25,458	$ 133,282	$ 109,612
Currency translation adjustment	(15,715)	16,535	(41,277)	41,204
Benefit plan liabilities adjustment, net of tax	656	3,963	4,914	1,235
Fair value change of derivatives, net of tax	1,481	(966)	1,871	617
Other comprehensive income (loss), net of tax	(13,578)	19,532	(34,492)	43,056
Comprehensive income	19,086	44,990	98,790	152,668
Comprehensive (income) loss attributable to noncontrolling interests	584	(1,306)	(704)	(3,891)
Comprehensive income attributable to Cooper-Standard Holdings Inc.	$ 19,670	$ 43,684	$ 98,086	$ 148,777