Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Income Taxes [Line Items]
Change in valuation allowance	$ 276,300	$ 22,300	$ 52,300
Federal and state net operating loss carryforwards expiration year	2027
Research and development tax credit carryforwards expiration description	federal tax credits will expire at various dates beginning in 2028.
Unrecognized tax benefits related to federal and California R&D credits	$ 16,724	$ 22,185	$ 5,787	$ 2,692
Federal Tax
Income Taxes [Line Items]
Net operating loss carryforwards	1,500,000
Research and development tax credit carryforwards	40,100
Federal Tax | Internal Revenue Service
Income Taxes [Line Items]
Net operating loss carryforwards	1,400,000
State Tax
Income Taxes [Line Items]
Net operating loss carryforwards	1,100,000
Research and development tax credit carryforwards	27,100
Foreign Tax Authority
Income Taxes [Line Items]
Net operating loss carryforwards	$ 61,300