Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (126,845)	$ (25,853)	$ (46,792)
Other comprehensive income (loss), net of tax:
Unrealized losses on derivative instruments - interest rate swaps	(1,769)
Change in unrealized gains on available for sale securities			497
Net change in foreign currency translation adjustments	(2,136)	(273)	102
Other comprehensive income (loss), net of tax:	(3,905)	(273)	599
Total comprehensive loss	$ (130,750)	$ (26,126)	$ (46,193)