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Employee Benefit Plans - Additional Information (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Defined Contribution Plan Disclosure [Line Items]      
Minimum percentage of employee contribution to defined contribution plan 1.00%    
Amount of employee contribution to defined contribution plan $ 20,500 $ 19,500  
Employer matching contributions to defined contribution plan 0 0  
Employee Age Fifty and Above [Member]      
Defined Contribution Plan Disclosure [Line Items]      
Amount of employee contribution to defined contribution plan 27,000 26,000  
Supplemental Employee Retirement Plan [Member]      
Defined Contribution Plan Disclosure [Line Items]      
Benefit obligations in excess of the fair value of plan assets 7,958,072 10,187,817 $ 10,805,326
Contributions to the plan 489,961 491,622  
Other Noncurrent Liabilities [Member] | Supplemental Employee Retirement Plan [Member]      
Defined Contribution Plan Disclosure [Line Items]      
Benefit obligations in excess of the fair value of plan assets $ 8,000,000 $ 10,200,000