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Share-Based Compensation (Details 7) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Weighted average remaining contractual term, Balance (in years) 4 years      
Himax Media Solutions [Member]
        
Number of shares, Balance 1,541,562 1,443,875 1,693,250  
Number of shares, Granted 9,750 444,500 0  
Number of shares, Exercised 0 0 0  
Number of shares, Forfeited (372,187) (346,813) (249,375)  
Number of shares, Balance 1,179,125 1,541,562 1,443,875 1,693,250
Number of shares, Exercisable 1,101,938      
Weighted average exercise price, Balance $ 1.696 $ 1.660 $ 1.664  
Weighted average exercise price, Granted $ 1.856 $ 1.834 $ 0  
Weighted average exercise price, Exercised $ 0 $ 0 $ 0  
Weighted average exercise price, Forfeited $ 1.721 $ 1.717 $ 1.680  
Weighted average exercise price, Balance $ 1.69 $ 1.696 $ 1.660 $ 1.664
Weighted average exercise price, Exercisable $ 1.721      
Weighted average remaining contractual term, Balance (in years) 9 months 19 days 1 year 9 months 19 days 2 years 5 months 13 days 2 years 9 months 27 days