Discontinued Operations - Summarized Results of Discontinued Operations (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Discontinued Operations And Disposal Groups [Abstract]
Net sales		$ 75,050	$ 138,609	$ 207,090
Cost of sales		52,072	93,178	144,069
Selling, general and administrative expense		15,520	32,719	46,720
Transaction costs			2,535
Interest expense		5		7
Other expense (income), net		168	117	417
Income from operations of discontinued operations		7,285	10,060	15,877
Gain on sale of discontinued operation	$ 281,590		281,590
Provision for income taxes	108,549	4,627	95,006	7,516
Income from discontinued operations, including taxes	$ 173,041	$ 2,658	$ 196,644	$ 8,361