Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023
Deferred tax assets:
Accruals and reserves	$ 13,966	$ 12,537
Capitalized research and development	120,882	75,694
Deferred revenue	1,084	1,084
Stock-based compensation	17,093	24,998
Net operating loss carryforwards	360,592	379,758
Research and development credits	85,910	62,299
Accrued rewards	40	1,855
Operating lease liabilities	19,139	21,616
Other	598	1,257
Total deferred tax assets before valuation allowance	619,304	581,098
Valuation allowance	(494,424)	(479,449)
Deferred tax assets	124,880	101,649
Deferred tax liabilities:
Deferred contract costs	(5,868)	(4,772)
Property and equipment	(15,853)	(13,078)
Intangible assets	(68,218)	(67,455)
Operating right of use assets	(14,992)	(17,155)
Other reserve	(20,399)	0
Total deferred tax liabilities	(125,330)	(102,460)
Net deferred tax (liabilities)	$ (450)	$ (811)