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SHAREHOLDERS' EQUITY - NARRATIVE (Details)
 1 Months Ended 3 Months Ended 12 Months Ended 60 Months Ended
Feb. 28, 2025
USD ($)
Jun. 30, 2024
$ / shares
Mar. 31, 2024
$ / shares
Jun. 30, 2023
$ / shares
Mar. 31, 2023
$ / shares
Jun. 30, 2022
$ / shares
Mar. 31, 2022
$ / shares
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2023
USD ($)
$ / shares
shares
Dec. 31, 2022
USD ($)
$ / shares
shares
Dec. 31, 2019
shares
Dec. 31, 2018
shares
Dec. 31, 2019
Jan. 30, 2009
right
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Stock repurchased and retired during period (in shares) | shares               8,900,000 6,600,000 7,600,000        
Common stock repurchased               $ 281,600,000 $ 165,100,000 $ 180,000,000.0        
Stock repurchase program, remaining repurchase authorized amount               240,300,000            
Dividends, common stock, cash               $ 67,500,000 $ 67,900,000 $ 65,000,000.0        
Dividends (in USD per share) | $ / shares   $ 0.16 $ 0.15 $ 0.15 $ 0.14 $ 0.14 $ 0.13 $ 0.63 $ 0.59 $ 0.55        
Available for future grant (in shares) | shares               2,900,000 4,100,000 5,600,000        
Options granted (in shares) | shares                     0      
Issuance of common stock               $ 7,200,000 $ 9,200,000 $ 10,400,000        
Number of rights for each share | right                           1
Price of junior preferred stock (per 1/1000 of a share) (in USD per share) | $ / shares               $ 110.00            
Junior preferred stock right becomes exercisable when a person or group becomes owner of stated percentage (more than)               4.99%            
Number of shares purchased by each right | shares               0.001            
Subsequent Event                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Stock repurchase program, additional repurchase authorized amount $ 500,000,000                          
Series F Preferred Stock                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Series F junior participating preferred stock par value (in USD per share) | $ / shares               $ 0.01            
Five Year Vesting                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Options granted (in shares) | shares                       1,600,000    
Employee Stock Option                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Expiration period               10 years            
Compensation expense related to stock options reduced both basic and diluted earnings per share (less than) (in USD per share) | $ / shares                 $ 0.01 $ 0.01        
Unrecognized compensation expense               $ 0            
Employee Stock Option | Years 2015 through 2019                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Expiration period                         10 years  
Vesting period                         3 years  
Employee Stock Option | Year 2018                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Expiration period                       10 years    
Vesting period                       5 years    
Restricted Stock                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period               3 years            
Allocated share-based compensation expense               $ 11,400,000 $ 10,900,000 $ 9,900,000        
Unrecognized compensation expense               $ 10,900,000 $ 10,100,000          
Granted (in shares) | shares               451,000            
Granted (in USD per share) | $ / shares               $ 27.59 $ 24.93 $ 23.59        
Grant date fair value of performance shares awarded               $ 12,400,000 $ 11,500,000 $ 12,000,000.0        
Weighted average recognition period               1 year 9 months 18 days            
Fair value of vested shares               $ 12,600,000 $ 10,400,000 $ 8,300,000        
Restricted Stock | Directors, Officers, and Employees                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Granted (in shares) | shares               500,000 500,000 500,000        
Performance Shares                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Allocated share-based compensation expense               $ 11,000,000.0 $ 11,300,000 $ 13,800,000        
Granted (in shares) | shares               400,000 400,000 400,000        
Grant date fair value of performance shares awarded               $ 11,100,000 $ 11,900,000          
Performance unit payout               200.00% 200.00% 200.00%        
Performance Shares | Minimum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Performance period               1 year            
Performance Shares | Maximum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Performance period               3 years