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Share-Based Compensation - Additional Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Jan. 19, 2021
Jun. 18, 2013
Stock Based Compensation [Line Items]          
Total assets $ 7,940,485 $ 7,872,518      
Total compensation expense   13 $ 68    
Tax benefit associated with compensation expense 0 3 14    
Total compensation cost 3,600 2,500 1,800    
Exercise of stock options 0 145 1,062    
Unrecognized compensation cost $ 4,500        
Weighted-average period cost over which cost is expected to be recognized 11 months        
Performance Based Share Awards | Minimum          
Stock Based Compensation [Line Items]          
Total assets $ 1,000,000     $ 5,000,000  
Performance Based Share Awards | Maximum          
Stock Based Compensation [Line Items]          
Total assets 5,000,000     $ 10,000,000  
Restricted and Performance Shares          
Stock Based Compensation [Line Items]          
Total compensation expense 0 13 68    
Tax benefit associated with compensation expense 753 517 368    
Total compensation cost 3,600 2,500 1,800    
Exercise of stock options 0 145 1,100    
Actual tax benefit realized for the tax deductions $ 58 $ 126 $ 334    
Option Activity Under the 2013 Plan          
Stock Based Compensation [Line Items]          
Maximum common issued under the plan (in shares)         1,556,325
Number of shares available incentive stock options (in shares)         225,000
Non-option awards granted (in shares)         900,000
Granted (in shares) 0 0 0    
Option Activity Under the 2021 Plan          
Stock Based Compensation [Line Items]          
Maximum common issued under the plan (in shares)       1,787,548