Consolidated Statements Of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 31,328	$ 48,788	$ 67,117	$ 136,026
Pre-tax amount
Foreign currency translation adjustments, before tax	14,630	(20,103)	(68,329)	(85,690)
Change in deferred gains (losses) on cash flow hedging instruments, before tax	(21)	(1,610)	(464)	(288)
Change in unrealized gain (loss) on available for sale investment, before tax	83	33	(6)	(183)
Total other comprehensive income (loss), before tax	14,692	(21,680)	(68,799)	(86,161)
Tax (expense) benefit
Foreign currency translation adjustments, tax	0	0	0	0
Change in deferred gains (losses) on cash flow hedging instruments tax	4	401	42	124
Change in unrealized gain (loss) on available for sale investment, tax	(33)	(13)	(3)	71
Total other comprehensive income (loss), tax	(29)	388	39	195
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax	14,630	(20,103)	(68,329)	(85,690)
Change in deferred gains (losses) on cash flow hedging instruments, net of tax	(17)	(1,209)	(422)	(164)
Change in unrealized gain (loss) on available for sale investment, net of tax	50	20	(9)	(112)
Net change in accumulated other comprehensive income (loss)	14,663	(21,292)	(68,760)	(85,966)
Total comprehensive income (loss)	$ 45,991	$ 27,496	$ (1,643)	$ 50,060