Derivatives - Summary of Gains and Losses from Derivative Instruments that are Not Designated as Hedging Instruments (Detail) - Foreign Exchange Contracts [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Cost of Sales [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Gains and losses from derivative instruments that are not designated as hedging instruments	$ 8,686	$ 3,605	$ 7,375	$ 4,489
Foreign Exchange Losses (Gains), Net [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Gains and losses from derivative instruments that are not designated as hedging instruments	(5,266)	$ 2,963	(4,948)	$ (3,479)
Selling, General and Administrative Expense [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Gains and losses from derivative instruments that are not designated as hedging instruments	$ (24)		$ (26)