Income Taxes - Income (Loss) before Provision For (Benefit From) Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Income (loss) before provision for income taxes
Domestic	$ 274,066	$ 297,002	$ 218,452
Foreign	5,291	4,525	7,901
Income before provision for income taxes	279,357	301,527	226,353
Federal
Current	17,048	64,194	47,734
Deferred	28,101	(27,267)	(107,588)
State
Current	1,367	3,246	1,471
Deferred	500	(1,033)	939
Foreign
Current	2,797	1,549	2,296
Deferred	(127)	(524)	267
Provision for income taxes	$ 49,686	$ 40,165	$ (54,881)