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