Derivatives - Schedule of Outstanding Foreign Exchange Contracts, Primarily Forward Contracts (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Jun. 30, 2014
Derivative [Line Items]
Fair Value Asset/(Liability)	$ 140,685	$ (21,283)
Foreign Exchange Contracts [Member]
Derivative [Line Items]
Gross Notional Value	1,847,238	1,831,101
Fair Value Asset/(Liability)	140,685	(21,283)
Foreign Exchange Contracts [Member] | U.S. Dollar/Euro [Member]
Derivative [Line Items]
Gross Notional Value	1,442,850	1,558,950
Fair Value Asset/(Liability)	143,670	(21,418)
Foreign Exchange Contracts [Member] | Euro/U.S. Dollar [Member]
Derivative [Line Items]
Gross Notional Value	217,676	214,781
Fair Value Asset/(Liability)	(5,470)	1,077
Foreign Exchange Contracts [Member] | Euro/Swiss Franc [Member]
Derivative [Line Items]
Gross Notional Value	35,202	0
Fair Value Asset/(Liability)	(130)	0
Foreign Exchange Contracts [Member] | Swiss Franc/Euro [Member]
Derivative [Line Items]
Gross Notional Value	65,376	0
Fair Value Asset/(Liability)	179	0
Foreign Exchange Contracts [Member] | U.S. Dollar/Indian Rupee [Member]
Derivative [Line Items]
Gross Notional Value	35,000	35,000
Fair Value Asset/(Liability)	309	(583)
Foreign Exchange Contracts [Member] | Japanese Yen/Euro [Member]
Derivative [Line Items]
Gross Notional Value	12,443	0
Fair Value Asset/(Liability)	(718)	0
Foreign Exchange Contracts [Member] | British Pound/U.S. Dollar [Member]
Derivative [Line Items]
Gross Notional Value	9,346	0
Fair Value Asset/(Liability)	(390)	0
Foreign Exchange Contracts [Member] | Chinese Yuan/U.S. Dollar [Member]
Derivative [Line Items]
Gross Notional Value	8,380	0
Fair Value Asset/(Liability)	(36)	0
Foreign Exchange Contracts [Member] | Chinese Yuan/Euro [Member]
Derivative [Line Items]
Gross Notional Value	7,328	0
Fair Value Asset/(Liability)	635	0
Foreign Exchange Contracts [Member] | Hungarian Forint/Euro [Member]
Derivative [Line Items]
Gross Notional Value	6,013	0
Fair Value Asset/(Liability)	(20)	0
Foreign Exchange Contracts [Member] | Euro/Russian Rubles [Member]
Derivative [Line Items]
Gross Notional Value	4,939	8,828
Fair Value Asset/(Liability)	2,435	(141)
Foreign Exchange Contracts [Member] | U.S. Dollar/Brazilian Real [Member]
Derivative [Line Items]
Gross Notional Value	0	5,052
Fair Value Asset/(Liability)	0	(95)
Foreign Exchange Contracts [Member] | U.S. Dollar/Russian Rubles [Member]
Derivative [Line Items]
Gross Notional Value	2,685	0
Fair Value Asset/(Liability)	221	0
Foreign Exchange Contracts [Member] | Euro/Brazilian Real [Member]
Derivative [Line Items]
Gross Notional Value	0	8,490
Fair Value Asset/(Liability)	$ 0	$ (123)