Debt - Summary of interest expense on New Credit Facilities and Convertible Notes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Debt Disclosure [Abstract]
Interest expense related to contractual interest coupon	$ 10,590	$ 12,373	$ 10,185
Interest expense related to amortization of debt discount	4,887	4,168	3,370
Interest expense related to amortization of debt issuance costs	1,356	1,350	1,529
Interest expense related to extinguishment of debt	9,948
Total	$ 26,781	$ 17,891	$ 15,084