Summary of Significant Accounting Policies - Additional Information (Detail) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2024 USD ($) Segment shares	Jun. 30, 2023 USD ($) shares
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of operating segments | Segment	1
Short-term investments	$ 34,640	$ 83,787
Accounts receivable	$ 0	0
Changes in unrecognized tax position	An uncertain income tax position will not be recognized if it has less than a 50% likelihood of being sustained.
Unrecognized tax benefits	$ 0	$ 0
Common stock subject to repurchase or forfeiture | shares	0	0
Maximum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property and equipment, estimated useful life	7 years
Minimum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property and equipment, estimated useful life	3 years
Pass Through Services [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Percentage of reimbursement of pass through costs as revenue	100.00%