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SHARE-BASED COMPENSATION - Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Deferred compensation arrangement with individual, shares authorized for issuance (in shares) 2,784,262    
Deferred compensation arrangement with individual, shares issued (in shares) 2,382,880    
Granted (in shares) 0 0 0
Unrecognized compensation cost $ 0    
Share-based compensation expense $ 9,950,000 $ 6,706,000 $ 7,948,000
Weighted-average period (in years) 1 year 8 months 12 days    
Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 5 years    
Share-based compensation expense $ 0 0 0
Employee service share-based compensation, tax benefit from compensation expense $ 41,000 $ 339,000 $ 631,000
Employee Stock Option | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 10 years    
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding restricted shares granted (in shares) 257,673 222,280 225,869
Share-based compensation expense $ 5,300,000 $ 4,400,000 $ 5,300,000
Employee service share-based compensation, tax benefit from compensation expense 770,000 293,000 338,000
Unearned stock based compensation expense $ 6,100,000 $ 5,600,000 $ 3,800,000
Restricted Stock | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 5 years    
Restricted Stock | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 1 year    
PSUs, Tied To Tangible Book Value Growth      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 3 years    
Granted (in shares) 42,242 35,108  
Granted (in dollars per shares) $ 49.21 $ 47.71  
PSUs, Tied To Total Shareholder Return      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 3 years    
Granted (in shares) 42,245 35,108  
Granted (in dollars per shares) $ 49.21 $ 48.53  
Performance Share Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years) 3 years    
Outstanding restricted shares granted (in shares) 146,612 110,254 121,270
Share-based compensation expense $ 4,600,000 $ 2,300,000 $ 2,600,000
Unearned stock based compensation expense $ 4,400,000 $ 3,100,000 $ 3,200,000