Derivative Financial Instruments - Summary of Fair Value of Derivatives by Balance Sheet Line Item (Detail) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	$ 5,178	$ 5,619
Other Non-current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	7,255	723
Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	4,332	6,595
Other Non-current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	7,392	14,196
Foreign Exchange Forward Contracts and Collars Designated as Hedging Instruments [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	4,410	3,065
Foreign Exchange Forward Contracts and Collars Designated as Hedging Instruments [Member] | Designated as Hedging Instrument [Member] | Other Non-current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	7,255	723
Foreign Exchange Forward Contracts and Collars Designated as Hedging Instruments [Member] | Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	766	4,922
Foreign Exchange Forward Contracts and Collars Designated as Hedging Instruments [Member] | Designated as Hedging Instrument [Member] | Other Non-current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	2,871	8,405
Foreign Exchange Forward Contracts and Collars Designated as Hedging Instruments [Member] | Not Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	766	721
Foreign Exchange Forward Contracts and Collars Designated as Hedging Instruments [Member] | Not Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	66	206
Aluminum Forward Contracts Not Designated as Hedges [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets	2
Aluminum Forward Contracts Not Designated as Hedges [Member] | Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	1,310
Aluminum Forward Contracts Not Designated as Hedges [Member] | Not Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative assets		1,833
Cross Currency Swap Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	2,190	1,467
Cross Currency Swap Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Other Non-current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	734	1,106
Embedded derivative liability [Member] | Not Designated as Hedging Instrument [Member] | Other Non-current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative liabilities	$ 3,787	$ 4,685