Accumulated Other Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), foreign currency translation adjustments	$ (2,088)	$ (29,138)	$ (27,615)	$ 18,719
Accumulated other comprehensive income (loss), unrealized gain (loss) on derivative instruments	4,178	(900)	(1,524)	136
Accumulated other comprehensive income (loss)	2,090	(30,038)	(29,139)	18,855
Other comprehensive income before reclassifications	33,461	(2,886)	(48,746)
Other comprehensive income (loss), unrealized gain (loss) on derivative instruments	5,078	624	(1,660)
Other comprehensive income (loss)	32,128	(899)	(47,994)
Amounts reclassified from accumulated other comprehensive income to earnings, net of tax	(1,333)	1,987	752
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	27,050	(1,523)	(46,334)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income before reclassifications	27,050	(1,523)	(46,334)
Amounts reclassified from accumulated other comprehensive income to earnings, net of tax	0	0	0
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income before reclassifications	6,411	(1,363)	(2,412)
Amounts reclassified from accumulated other comprehensive income to earnings, net of tax	$ (1,333)	$ 1,987	$ 752