Annual report [Section 13 and 15(d), not S-K Item 405]

Income Taxes - Additional Information (Detail)

v3.25.0.1
Income Taxes - Additional Information (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Operating Loss Carryforwards [Line Items]      
Change in unrecognized tax benefits   $ 0 $ 0
Unrecognized tax benefits that would affect our effective tax rate if recognized $ 0 300,000 300,000
Accrued interest 0    
Penalties accrued 0    
Decrease in unrecognized tax benefits due to state taxes 300,000    
Valuation allowance 1,488,000 1,864,000 $ 1,276,000
Federal and state income tax 193,300,000    
Low income housing tax credit 0    
Maximum      
Operating Loss Carryforwards [Line Items]      
Accrued interest   100,000  
Penalties accrued   $ 100,000  
Federal      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards 4,700,000    
State | California      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards 131,400,000    
State | Illinois      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards $ 61,900,000