Selected Quarterly Information - Selected Quarterly Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Effect of Fourth Quarter Events [Line Items]
Sales	$ 726,189	$ 739,518	$ 764,698	$ 877,995	$ 870,660	$ 860,141	$ 927,555	$ 965,686	$ 3,108,400	$ 3,624,042	$ 3,617,773
Gross profit	65,542	80,205	97,870	115,505	110,329	118,143	150,658	169,175	359,122	548,305	671,086
Net income	(70,664)	(6,420)	144,660	(5,363)	(30,486)	31,266	42,516	55,759	62,213	99,055	141,241
Net income attributable to Cooper-Standard Holdings Inc.	$ (67,384)	$ (4,877)	$ 145,205	$ (5,415)	$ (24,207)	$ 31,482	$ 41,191	$ 55,135	$ 67,529	$ 103,601	$ 137,971
Basic net income per share attributable to Cooper-Standard Holdings Inc. (in dollars per share)	$ (4.00)	$ (0.29)	$ 8.39	$ (0.31)	$ (1.36)	$ 1.77	$ 2.29	$ 3.06	$ 3.94	$ 5.79	$ 7.76
Diluted net income per share attributable to Cooper-Standard Holdings Inc. (in dollars per share)	$ (4.00)	$ (0.29)	$ 8.36	$ (0.31)	$ (1.36)	$ 1.73	$ 2.24	$ 2.98	$ 3.92	$ 5.66	$ 7.35
Adjustment [Member]
Effect of Fourth Quarter Events [Line Items]
Sales		$ 10,497								$ (5,251)	$ (353)
Gross profit										(5,251)	(353)
Net income		$ 9,178								(5,534)	2,668
Net income attributable to Cooper-Standard Holdings Inc.										$ (4,165)	$ 2,668
Basic net income per share attributable to Cooper-Standard Holdings Inc. (in dollars per share)										$ (0.23)	$ 0.15
Diluted net income per share attributable to Cooper-Standard Holdings Inc. (in dollars per share)		$ 0.53								$ (0.23)	$ 0.14