v3.26.1
Retirement Plans - Additional Information (Detail) - USD ($)
2 Months Ended 12 Months Ended
May 15, 2020
Feb. 28, 2017
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2021
Dec. 29, 2016
Defined Benefit Plan Disclosure [Line Items]              
Deferral equal to 3.0% of eligible employee compensation 100.00%            
Deferral equal to the next 2.0% of eligible employee compensation 50.00%            
Percentage of deferral equal to eligible employee compensation 3.00%            
Percentage of next specified deferral equal to eligible employee compensation 2.00%            
Percentage of discretionary contribution eligible employee compensation           3.00%  
Contribution for retirement plan     $ 85,883 $ 88,139 $ 84,573    
Maximum amount allocated to purchase common stock under ESOP             $ 5,000,000
Total number of ESOP shares     659,212 538,511      
Fair value of ESOP released from suspense account and recognized compensation cost     $ 1,417,306 $ 501,569      
Compensation cost recognized     $ 79,038 $ 125,497 $ 171,896    
Number of non committed, unearned ESOP shares     0 120,701 247,043    
Fair value of unallocated ESOP shares     $ 0 $ 112,421      
Number of ESOP shares allocated     659,212 538,511      
Number of ESOP shares committed to be released     0        
Employee Stock Option              
Defined Benefit Plan Disclosure [Line Items]              
Number of common stock, shares purchased   682,500          
Purchased common stock, value   $ 4,900,000