Accumulated Other Comprehensive Loss - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Estimated reclassification of change in fair value of derivatives component of accumulated other comprehensive (loss) income to earning during the next twelve months, net of tax		$ 500
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) rising During Period Related to Translation of Foreign Subsidiaries utilizing a Functional Currency Other Than the US Dollar		(17,753)	$ (48,364)	$ (79,766)
Foreign Currency Translation, Tax (Provision) Benefit Related to Net Investment Hedges		(2,829)	(9,949)	(14,027)
Pension Benefits [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Expected amortization of actuarial losses (gains), net of tax		34,705	(73,890)
Expected amortization of prior service (cost) credit, net of tax		(561)	(1,037)	(1,187)
Scenario, Forecast [Member] | Pension Benefits [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Expected amortization of actuarial losses (gains), net of tax	$ 4,200
Expected amortization of prior service (cost) credit, net of tax	$ 1,900
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax		(5,000)	(3,200)	1,200
Benefit (Provision) for Income Taxes		1,800	1,100	(500)
Amortization of Net Actuarial (Losses), before Tax		(8,000)	(5,200)	(500)
Net Prior Service Credit Arising During the Period, Before Tax		3,000	2,000	1,700
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax		(1,700)	(2,600)	(6,100)
Benefit for Income Taxes		600	1,000	2,600
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) rising During Period Related to Translation of Foreign Subsidiaries utilizing a Functional Currency Other Than the US Dollar		(20,600)	(55,500)	(83,500)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Related to Net Investment Hedges, before Reclassification and Tax		7,600	26,600	37,400
Foreign Currency Translation, Tax (Provision) Benefit Related to Net Investment Hedges		(2,800)	(9,900)	(14,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period Related to Intra-Entity Transactions of a Long-Term Investment Nature, Net of Tax		(2,000)	(9,600)	(19,700)
Cost of Goods, Total [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Natural Gas [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax		(900)	(1,200)	100
Interest Expense [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Interest Rate Contract [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax		$ (800)	$ (1,400)	$ (6,200)