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Share-Based Compensation - Textual (Details)
12 Months Ended
Jun. 02, 2017
shares
Dec. 31, 2022
USD ($)
plan
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of plans | plan   2      
Share-based compensation expense | $   $ 497,000 $ 405,000 $ 470,000  
Unrecognized compensation cost related to non-vested share-based compensation arrangements | $   0      
Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Payroll deductions 1.00%        
Stock Options          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Tax benefit of stock option compensation expense | $   87,000 50,000 76,000  
Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense | $   474,000 $ 385,000 $ 449,000  
Unrecognized compensation cost related to non-vested share-based compensation arrangements | $   $ 505,000      
Granted (shares)   56,089 31,496 21,397  
Granted (in dollars per share) | $ / shares   $ 17.75 $ 18.83 $ 16.42  
Nonvested outstanding shares (in shares)   46,706 24,177 30,013 45,160
Equity instruments other than options weighted average remaining period   2 years 3 days      
Aggregate intrinsic value | $   $ 3,825,000      
Restricted Stock | Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period   1 year      
Restricted Stock | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period   5 years      
2005 Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options granted (in shares)   0 0 0  
2005 Plan | Stock Options | Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period   1 year      
2005 Plan | Stock Options | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period   5 years      
2015 Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of shares authorized under plan   875,000      
Number of shares reserved for issuance   737,311      
2015 Plan | Stock Options          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award expiration period   10 years      
ESPP          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of shares reserved for issuance   432,056      
Discount from market price 10.00%        
Reserved for future issuance (in shares) 500,000