Summary of Significant Accounting Policies - Summary of Unrealized Portion Related to Equity Securities (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Equity Securities, FV-NI, Gain (Loss) [Abstract]
Net gains (losses) recognized during the period on equity securities	$ (7)	$ (28)	$ (26)	$ 0
Less: Net gains (losses) recognized during the period on equity securities sold during the period	0	0	0	0
Unrealized gains (losses) recognized during the reporting period on equity securities still held at the reporting date	$ (7)	$ (28)	$ (26)	$ 0