Acquisitions - Additional Informaton (Detail) - USD ($) $ in Thousands		2 Months Ended	12 Months Ended
	Nov. 10, 2016	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Total consideration for acquisition, less cash acquired			$ (1,645)	$ 723,705	$ 41,195
TAP
Business Acquisition [Line Items]
Total consideration for acquisition, less cash acquired	$ 668,348	$ 668,348
Weighted average useful life	8 years 10 months 12 days
Net sales included in the consolidated income statement				108,699
Gross profit included in the consolidated income statement				19,842
TAP | Acquisition-related Costs
Business Acquisition [Line Items]
Pro forma net income				$ 13,000
TAP | Customer Relationships | Minimum
Business Acquisition [Line Items]
Weighted average useful life	5 years
TAP | Customer Relationships | Maximum
Business Acquisition [Line Items]
Weighted average useful life	10 years