Net Income Per Share Attributable to Cooper-Standard Holdings Inc. (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Basic net income per share attributable
Net income attributable to Cooper-Standard Holdings Inc.	$ 20,701	$ 23,787
Less: Preferred stock dividends (paid or unpaid)	(1,677)	(1,689)
Less: Premium paid for redemption of preferred stock		(974)
Less: Undistributed earnings allocated to participating securities	(3,724)	(3,938)
Net income available to Cooper-Standard Holdings Inc. common stockholders	$ 15,300	$ 17,186
Weighted average shares of common stock outstanding	16,621,120	17,705,918
Basic net income per share attributable to Cooper-Standard Holdings Inc.	$ 0.92	$ 0.97