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Share-Based Compensation - Schedule of Compensation Cost for Stock Options (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share-based compensation expense $ 6,159 $ 6,442
Stock Option    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share-based compensation expense 2,470 2,414
Income tax benefit (747) (760)
Total expense after income taxes 1,723 1,654
Stock Option | Cost of goods sold    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share-based compensation expense 186 119
Stock Option | Selling, general and administrative expenses    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]    
Share-based compensation expense $ 2,284 $ 2,295