Derivatives - Summary of Fair Value Amounts of Derivative Instruments (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Assets	$ 145,842	$ 136,354
Fair Value Liabilities	4,119	4,475
Economic Hedges, Gross [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Assets	21,468	15,106
Fair Value Liabilities	8,713	7,726
Fair Value Asset/(Liability) Net	12,755	7,380
Foreign Exchange Contracts [Member]
Derivative [Line Items]
Fair Value Asset/(Liability) Net	154,478	139,259
Hedging Instruments [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Asset/(Liability) Net	141,723	131,879
Other Current Assets [Member] | Foreign Exchange Contracts [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Assets	93,467	69,122
Other Current Assets [Member] | Foreign Exchange Contracts [Member] | Economic Hedges, Gross [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Assets	21,217	14,761
Other Noncurrent Assets [Member] | Foreign Exchange Contracts [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Assets	52,375	67,232
Other Noncurrent Assets [Member] | Foreign Exchange Contracts [Member] | Economic Hedges, Gross [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Assets	251	345
Accrued Liabilities Current [Member] | Foreign Exchange Contracts [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Liabilities	1,887	3,482
Accrued Liabilities Current [Member] | Foreign Exchange Contracts [Member] | Economic Hedges, Gross [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Liabilities	8,187	5,763
Other Non-current Liabilities [Member] | Foreign Exchange Contracts [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Liabilities	2,232	993
Other Non-current Liabilities [Member] | Foreign Exchange Contracts [Member] | Economic Hedges, Gross [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Fair Value Liabilities	$ 526	$ 1,963