v2.4.0.8
Restructuring and Acquisition Related Expenses - Additional Information (Details) (USD $)
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses $ 2,206,000 $ 116,000 $ 7,391,000 $ 2,558,000 $ 2,751,000 $ 7,590,000 $ 668,000
UK Paint
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses 1,400,000   1,400,000        
Acquisition-related expenses
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses 2,000,000   6,000,000        
Refurbished Bumper and Wheel Restructuring
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses       1,100,000 1,100,000    
Akzo Nobel Paint Business Integration
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses           2,600,000  
Greenleaf Integration
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses             700,000
Sator
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses     3,600,000        
All 2012 and 2013 Acquisitions Excluding Sator
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses 200,000   1,400,000        
All 2013 Acquisitions Excluding Sator
              
Restructuring Cost and Reserve              
Restructuring and Related Cost, Expected Cost     4,000,000        
All 2011 and 2012 Acquisitions
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses   100,000   1,400,000      
Restructuring expenses | Other 2011 and 2012 Acquisitions
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses         1,200,000    
Expected additional charges         1,000,000    
Restructuring expenses | Excluding Akzo Nobel Paint Business Integration
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses           1,800,000  
Restructuring expenses | Cross Canada Integration
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses           1,400,000  
Restructuring expenses | Other 2010 and 2011 Acquisitions
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses           400,000  
Acquisition-related expenses
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses           3,200,000  
Acquisition-related expenses | Other 2011 and 2012 Acquisitions
              
Restructuring Cost and Reserve              
Restructuring and acquisition related expenses         $ 500,000