Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Contingency [Line Items]
Amount for which no federal income tax provision has been made	$ 6,000,000.0	$ 6,000,000.0	$ 6,000,000.0
Unrecognized tax benefits	0	$ 0
State and Local Jurisdiction [Member]
Income Tax Contingency [Line Items]
Operating loss carryforwards	$ 108,700,000
Operating loss carryforwards, expiration year	2025
Minimum [Member]
Income Tax Contingency [Line Items]
Open tax years	2021