Net Income Per Share Attributable to Cooper-Standard Holdings Inc - Basic and Diluted Net Income Per Share Attributable (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Earnings Per Share [Abstract]
Net income attributable to Cooper-Standard Holdings Inc.	$ 20,596	$ 11,624	$ 68,729	$ 112,727
Less: 7% Preferred stock dividends (paid or unpaid)	(1,419)	(1,699)	(4,569)	(5,087)
Less: Premium paid for redemption of 7% preferred stock				(974)
Less: Undistributed earnings allocated to participating securities	(4,033)	(1,888)	(13,101)	(20,078)
Basic net income available to Cooper-Standard Holdings Inc. common stockholders	15,144	8,037	51,059	86,588
Increase in fair value of share-based awards	212		466
Diluted net income available to Cooper-Standard Holdings Inc. common stockholders	$ 15,356	$ 8,037	$ 51,525	$ 86,588
Basic weighted average shares of common stock outstanding	13,045,575	17,454,226	14,621,535	17,578,580
Dilutive effect of:
Restricted common stock	144,086	172,586	206,588	270,230
Restricted 7% preferred stock		19,181	19,949	47,833
Warrants	899,420	570,067	800,116	699,533
Options	162,878	77,707	139,655	111,023
Diluted weighted average shares of common stock outstanding	14,251,959	18,293,767	15,787,843	18,707,199
Basic net income per share attributable to Cooper-Standard Holdings Inc.	$ 1.16	$ 0.46	$ 3.49	$ 4.93
Diluted net income per share attributable to Cooper-Standard Holdings Inc.	$ 1.08	$ 0.44	$ 3.26	$ 4.63