v3.25.4
Income Taxes - Reconciliation of Statutory Federal Income Tax Rate to Company's Effective Income Tax Rate (Detail)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Income Tax Disclosure [Abstract]    
U.S. federal statutory rate 21.00% 21.00%
State income taxes, net of federal benefit (0.00%) 9.00%
Other permanent differences (0.86%) 9.00%
Tax credits 0.00% 2.00%
Other 0.18% (1.00%)
Net change in valuation allowance 14.32% (40.00%)
Effective income tax rate percent (0.00%) 0.00%