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Employee Benefit Plans - Summary of Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income (Detail) - Supplemental Employee Retirement Plan [Member] - USD ($)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income    
Net actuarial (gain) loss $ (567,611) $ 205,087
Recognized net actuarial (gain) loss 0  
Total recognized in other comprehensive income (before tax effects) (567,611) 205,087
Total recognized in net cost and other comprehensive income (before tax effects) $ (212,417) $ 584,213