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Stock Based Compensation - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Dec. 31, 2021
Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Non-vested shares (in shares) 543,505 538,502 543,505 538,502 526,074 477,276
Share-based compensation expense $ 0.9 $ 1.1 $ 2.8 $ 3.4    
Unrecognized compensation cost $ 4.9 5.7 $ 4.9 5.7    
Unrecognized compensation cost, period for recognition     1 year 9 months 18 days      
Fair value of vested shares     $ 3.0 $ 3.2    
Requisite service period     3 years      
Shares vested (in shares)     244,015 221,239    
2017 Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Maximum number of shares that may be issued (in shares) 10,792,500   10,792,500      
Shares available for grant (in shares) 6,240,884   6,240,884   7,199,024  
2017 Incentive Plan | Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Non-vested shares (in shares) 543,505   543,505   526,074  
2017 Incentive Plan | Performance Share Awards            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares available for grant (in shares) 1,802,352   1,802,352   1,558,343  
Share-based compensation expense $ 1.5 1.6 $ 3.3 $ 4.5    
Unrecognized compensation cost $ 6.4 $ 7.2 $ 6.4 7.2    
Unrecognized compensation cost, period for recognition     1 year 9 months 18 days      
Fair value of vested shares     $ 2.0 $ 2.6    
Fair value, expected term     3 years      
Fair value, expected term for volatility rate     3 years      
Award vesting period         3 years 3 years
Shares vested (in shares)     161,583 183,374    
Vested shares target (in shares) 201,978 268,729 201,978 268,729    
2017 Incentive Plan | RSUs            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares available for grant (in shares) 351,974   351,974   263,708  
Non-vested shares (in shares) 351,974 263,708 351,974 263,708 263,708 254,052
Share-based compensation expense $ 0.6 $ 0.6 $ 1.4 $ 1.7    
Unrecognized compensation cost $ 2.7 $ 2.6 $ 2.7 2.6    
Unrecognized compensation cost, period for recognition     1 year 10 months 24 days      
Fair value of vested shares     $ 1.4 $ 1.4    
Requisite service period     3 years      
Shares vested (in shares)     131,094 95,910    
2017 Incentive Plan | Share-Based Payment Arrangement, Employee | Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued (in shares)         952,350  
2017 Incentive Plan | Director | Share-Based Payment Arrangement, Nonemployee            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued (in shares)     301,472   229,754  
2017 Incentive Plan | Employee | Share-Based Payment Arrangement, Employee            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued (in shares)     1,213,819