Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Income Taxes [Line Items]
Change in valuation allowance	$ 15,000	$ 95,300	$ 276,300
Federal and state net operating loss carryforwards expiration year	2024
Unrecognized tax benefits related to federal and California R&D credits	$ 35,128	$ 23,300	$ 16,724	$ 22,185
Federal Tax
Income Taxes [Line Items]
Net operating loss carryforwards	1,200,000
Research and development tax credit carryforwards	76,500
State Tax
Income Taxes [Line Items]
Net operating loss carryforwards	1,000,000
Research and development tax credit carryforwards	53,100
Foreign Tax Authority
Income Taxes [Line Items]
Net operating loss carryforwards	$ 134,900