Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net change in accumulated other comprehensive income (loss)	$ (32,171)	$ (38,747)
Foreign currency translation adjustments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss) before reclassifications	(31,736)	(39,932)
Deferred gains/(losses) on cash flow hedging instruments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss) before reclassifications	101	2,153
Amounts reclassified into income	(496)	(812)
Amounts reclassified into income for deferred gains/(losses) on cash flow hedging instruments	620	1,084
Unrealized gain/(loss) on available for sale investment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss) before reclassifications	(50)	(156)
Amounts reclassified into income	10	0
Amounts reclassified into income for deferred gains/(losses) on cash flow hedging instruments	(16)
Intra-entity foreign currency transactions [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss) before reclassifications	$ 7,152	$ 25,735