CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Cooper Standard Holdings Inc Equity [Member]	Noncontrolling Interest [Member]
Beginning balance (shares) at Dec. 31, 2017		17,914,599
Beginning balance at Dec. 31, 2017	$ 855,089	$ 18	$ 512,815	$ 511,367	$ (197,631)	$ 826,569	$ 28,520
Share-based compensation, Shares		151,288
Share-based compensation, net	(4,787)		(73)	(4,714)		(4,787)
Purchase of noncontrolling interests	(2,370)		(2,682)			(2,682)	312
Net income (loss)	57,416			56,792		56,792	624
Other Comprehensive Income (Loss), Net of Tax	17,611				16,662	16,662	949
Ending balance (shares) at Mar. 31, 2018		18,065,887
Ending balance at Mar. 31, 2018	922,959	$ 18	510,060	572,084	(189,608)	892,554	30,405
Beginning balance (shares) at Dec. 31, 2017		17,914,599
Beginning balance at Dec. 31, 2017	855,089	$ 18	512,815	511,367	(197,631)	826,569	28,520
Net income (loss)	100,618
Other Comprehensive Income (Loss), Net of Tax	(20,914)
Ending balance (shares) at Jun. 30, 2018		17,818,956
Ending balance at Jun. 30, 2018	888,119	$ 18	500,683	583,522	(226,523)	857,700	30,419
Beginning balance (shares) at Mar. 31, 2018		18,065,887
Beginning balance at Mar. 31, 2018	922,959	$ 18	510,060	572,084	(189,608)	892,554	30,405
Repurchase of common stock (shares)		(276,696)
Repurchase of common stock	(43,525)		(13,696)	(29,829)		(43,525)
Share-based compensation, Shares		29,765
Share-based compensation, net	3,709		4,319	(610)		3,709
Contribution from noncontrolling interests	299						299
Net income (loss)	43,202			41,877		41,877	1,325
Other Comprehensive Income (Loss), Net of Tax	(38,525)				(36,915)	(36,915)	(1,610)
Ending balance (shares) at Jun. 30, 2018		17,818,956
Ending balance at Jun. 30, 2018	$ 888,119	$ 18	500,683	583,522	(226,523)	857,700	30,419
Beginning balance (shares) at Dec. 31, 2018	17,554,737	17,554,737
Beginning balance at Dec. 31, 2018	$ 859,502	$ 17	501,511	576,025	(246,088)	831,465	28,037
Repurchase of common stock (shares)		(118,774)
Repurchase of common stock	(5,937)		(2,057)	(3,880)		(5,937)
Share-based compensation, Shares		85,937
Share-based compensation, net	(210)		4	(214)		(210)
Contribution from noncontrolling interests	2,112						2,112
Net income (loss)	(3,617)			(3,460)		(3,460)	(157)
Other Comprehensive Income (Loss), Net of Tax	4,859				4,455	4,455	404
Ending balance (shares) at Mar. 31, 2019		17,521,900
Ending balance at Mar. 31, 2019	$ 854,102	$ 17	499,458	565,864	(241,633)	823,706	30,396
Beginning balance (shares) at Dec. 31, 2018	17,554,737	17,554,737
Beginning balance at Dec. 31, 2018	$ 859,502	$ 17	501,511	576,025	(246,088)	831,465	28,037
Net income (loss)	141,134
Other Comprehensive Income (Loss), Net of Tax	$ (3,373)
Ending balance (shares) at Jun. 30, 2019	16,901,333	16,901,333
Ending balance at Jun. 30, 2019	$ 959,152	$ 17	483,792	701,647	(249,211)	936,245	22,907
Beginning balance (shares) at Mar. 31, 2019		17,521,900
Beginning balance at Mar. 31, 2019	854,102	$ 17	499,458	565,864	(241,633)	823,706	30,396
Repurchase of common stock (shares)		(626,305)
Repurchase of common stock	(30,000)		(20,486)	(9,514)		(30,000)
Share-based compensation, Shares		5,738
Share-based compensation, net	3,523		3,522	1		3,523
Purchase of noncontrolling interests	(4,759)		1,298			1,298	(6,057)
Contribution from noncontrolling interests	(233)						(233)
Net income (loss)	144,751			145,296		145,296	(545)
Other Comprehensive Income (Loss), Net of Tax	$ (8,232)				(7,578)	(7,578)	(654)
Ending balance (shares) at Jun. 30, 2019	16,901,333	16,901,333
Ending balance at Jun. 30, 2019	$ 959,152	$ 17	$ 483,792	$ 701,647	$ (249,211)	$ 936,245	$ 22,907