Accumulated Other Comprehensive Income (Loss) - Reclassifications of Accumulated Other Comprehensive Income to Consolidated Statement of Comprehensive Income (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of goods sold	$ 1,919,718	$ 1,717,280	$ 1,671,590
Interest expense	(65,363)	(52,989)	(46,062)
Tax	(241,380)	(118,686)	(119,854)
(Losses) Gains on Derivatives Qualifying as Hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax	(563)	(675)	(2,321)
(Losses) Gains on Derivatives Qualifying as Hedges | Foreign Currency Contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of goods sold	4,506	5,401	18,571
(Losses) Gains on Derivatives Qualifying as Hedges | Interest Rate Swaps [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	(789)	(595)	(274)
(Losses) Gains on Derivatives Qualifying as Hedges | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total	3,154	4,131	15,976
(Losses) gains on pension and postretirement liability adjustments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Tax	(3,778)	(2,855)	(9,071)
(Losses) gains on pension and postretirement liability adjustments | Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total	(13,881)	(10,779)	(20,707)
Prior service cost
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
(Losses) gains on pension and postretirement liability adjustments	7,040	7,469	6,389
Actuarial losses
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
(Losses) gains on pension and postretirement liability adjustments	$ (24,699)	$ (21,103)	$ (36,167)