Fair Value of Financial Instruments - Schedule of Major Categories of Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Certificates of Deposit [Member]
Assets:
Assets		$ 25,000
U.S. Treasury Securities [Member]
Assets:
Assets	$ 34,894	173,631
Level 2 [Member] | Certificates of Deposit [Member]
Assets:
Assets		25,000
Level 2 [Member] | U.S. Treasury Securities [Member]
Assets:
Assets	$ 34,894	$ 173,631