Summary of Significant Accounting Policies - Additional Information (Detail) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 shares	Dec. 31, 2023 USD ($) Segment shares	Dec. 31, 2022 shares	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of operating segments | Segment			1
Short-term investments	$ 54,306		$ 54,306		$ 83,787
Reduction limit of additional paid in capital			0
Accounts receivable	$ 0		$ 0		$ 0	$ 0
Common stock subject to repurchase or forfeiture | shares	0	0	0	0
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%