Derivative Financial Instruments - Summary of Fair Value Level 2 Inputs of Company's Derivatives (Detail) - Level 2 [Member] - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Derivative [Line Items]
Derivative liability	$ 16,262	$ 2,531
Designated as Hedging Instrument [Member] | Other Long-Term Liabilities [Member] | Cross Currency Swap Agreements [Member]
Derivative [Line Items]
Derivative liability	9,518	1,642
Designated as Hedging Instrument [Member] | Other Long-Term Liabilities [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative liability	47
Not Designated as Hedging Instrument [Member] | Other Long-Term Liabilities [Member] | Cross Currency Swap Agreements [Member]
Derivative [Line Items]
Derivative liability	$ 6,697	$ 889