Nature of Business and Financial Condition - General Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]
Cash, cash equivalents and restricted cash	$ 19,360	$ 49,901	$ 48,333
Net Income (Loss) Attributable to Parent [Abstract]
Net loss	(110,173)	(58,289)
Retained Earnings (Accumulated Deficit) [Abstract]
Accumulated deficit	(288,472)	(178,299)
Net Cash Provided by (Used in) Operating Activities [Abstract]
Cash used in operations	$ (28,823)	$ (25,964)