Share-Based Compensation - Schedule of Compensation Cost for Stock Options (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total expense before income taxes	$ 20,048	$ 20,717	$ 16,993
Stock Option
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total expense before income taxes	7,031	6,826	6,268
Income tax benefit	(2,208)	(2,194)	(2,016)
Total expense after income taxes	4,823	4,632	4,252
Stock Option | Cost of goods sold
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total expense before income taxes	543	581	479
Stock Option | Selling, general and administrative expenses
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total expense before income taxes	$ 6,488	$ 6,245	$ 5,789