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Shareholders' Equity - Summary of Share Count and Par Value Data Related to Shareholders' Equity (Details) - $ / shares
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Jun. 28, 2015
Mar. 29, 2015
Preferred Stock          
Preferred stock, par value per share      
Preferred stock, shares authorized 25,000,000   25,000,000    
Preferred stock, shares outstanding 0   0    
Common Stock          
Common stock, par value per share      
Common stock, shares authorized 75,000,000   75,000,000    
Common stock, shares issued 56,452,983   56,242,499    
Common stock, shares outstanding 32,758,961 32,548,477 32,548,477 32,903,731 33,392,060
Treasury stock          
Treasury stock, shares held 23,694,022   23,694,022