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Share-Based Compensation - Schedule of Compensation Cost for Stock Options (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense     $ 18,143 $ 15,325
Stock Option        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense $ 1,788 $ 1,370 5,945 5,438
Income tax benefit (593) (441) (1,887) (1,727)
Total expense after income taxes 1,195 929 4,058 3,711
Stock Option | Cost of goods sold        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense 67 92 341 354
Stock Option | Selling, general and administrative expenses        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense $ 1,721 $ 1,278 $ 5,604 $ 5,084