CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (31,138)	$ (86,720)	$ (207,854)	$ (241,419)
Other comprehensive income (loss):
Net unrealized gain (loss) on investments in available-for-sale securities	3,178	(5,649)	7,034	(7,399)
Comprehensive loss	$ (27,960)	$ (92,369)	$ (200,820)	$ (248,818)