Net Income Per Share Attributable to Cooper-Standard Holdings Inc. (Details 1) (USD $) In Thousands, except Share data, unless otherwise specified	7 Months Ended	12 Months Ended
	Dec. 31, 2010	Dec. 31, 2012	Dec. 31, 2011
Diluted net income per share attributable
Net income available to Cooper-Standard Holdings Inc. common stockholders	$ 28,723	$ 76,730	$ 75,260
Average common shares outstanding	17,489,693	17,444,980	17,610,614
Dilutive effect of:
Common restricted Stock	321,967	260,150	373,804
Preferred restricted Stock	77,758	42,888	83,507
Warrants	633,933	666,546	918,537
Options	56,574	106,121	184,032
Average dilutive shares of common stock outstanding	18,579,925	18,520,685	19,170,494
Diluted net income per share attributable to Cooper-Standard Holdings Inc.	$ 1.55	$ 4.14	$ 3.93