Income Taxes - Schedule of Changes in Liability for Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning balance	$ 42,803	$ 11,520	$ 9,892
Increases in current year tax positions	3,940	1,506	191
Increases in prior year tax positions	0	0	376
Acquired business	5,341	31,791	6,036
Settlements	(7,514)	0	0
Expiration of statute of limitations	(6,545)	(2,014)	(4,975)
Ending balance	$ 38,025	$ 42,803	$ 11,520