Consolidated Statements Of Comprehensive (Loss) Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (66,501)	$ 47,103	$ (103,926)	$ 66,949
Pre-tax amount
Foreign currency translation adjustments	(27,948)	8,336	(41,467)	42,197
Change in deferred gains (losses) on cash flow hedging instruments	0	0	0	(82)
Change in unrealized gain (loss) on equity investment	0	8	0	(2)
Total other comprehensive (loss) income	(27,948)	8,344	(41,467)	42,113
Tax (expense) benefit
Foreign currency translation adjustments	0	0	0	0
Change in deferred gains (losses) on cash flow hedging instruments	0	0	0	15
Change in unrealized gain (loss) on equity investment	0	(3)	0	0
Total other comprehensive (loss) income	0	(3)	0	15
After-tax amount
Foreign currency translation adjustments	(27,948)	8,336	(41,467)	42,197
Change in deferred gains (losses) on cash flow hedging instruments	0	0	0	(67)
Change in unrealized gain (loss) on equity investment	0	5	0	(2)
Net change in accumulated other comprehensive (loss) income	(27,948)	8,341	(41,467)	42,128
Total comprehensive (loss) income	$ (94,449)	$ 55,444	$ (145,393)	$ 109,077