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EQUITY - Preferred Stock Narrative (Details)
 2 Months Ended 12 Months Ended
Dec. 15, 2025
Dec. 19, 2024
USD ($)
Jan. 08, 2021
USD ($)
$ / shares
shares
Aug. 11, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
$ / shares
shares
Dec. 31, 2024
USD ($)
$ / shares
Dec. 31, 2023
USD ($)
$ / shares
Dec. 31, 2022
USD ($)
Dec. 15, 2024
$ / shares
Class of Stock [Line Items]                  
Preferred stock par value (in dollars per share) | $ / shares           $ 1 $ 1    
Preferred stock, liquidation preference           $ 25,000 $ 25,000    
Redeemed and retired stock           $ 0 $ 0 $ 0  
Series A                  
Class of Stock [Line Items]                  
Shares issued (in shares) | shares         32,000,000        
Preferred stock par value (in dollars per share) | $ / shares         $ 1.00        
Preferred stock, liquidation preference         $ 25,000        
Proceeds from offering         775,000,000        
Sale of stock, consideration received per transaction         $ 800,000,000        
Preferred stock, dividend rate, percentage         5.25%        
Payments of stock issuance costs         $ 25,000,000        
Preferred stock, redemption price per share (in dollars per share) | $ / shares                 $ 25,000
Depositary shares as a percentage of preferred stock         0.001        
Series B                  
Class of Stock [Line Items]                  
Shares issued (in shares) | shares       500,000          
Preferred stock par value (in dollars per share) | $ / shares       $ 1.00          
Preferred stock, liquidation preference       $ 25,000          
Proceeds from offering       494,000,000          
Sale of stock, consideration received per transaction       $ 500,000,000          
Preferred stock, dividend rate, percentage       4.95%          
Payments of stock issuance costs       $ 6,000,000          
Preferred stock, redemption price per share (in dollars per share) | $ / shares       $ 25,000          
Preferred stock, dividend rate, reassessment period       5 years          
Preferred stock, redemption price, rating agency period       90 days          
Preferred stock, redemption price, rating agency per share (in dollars per share) | $ / shares       $ 25,500          
Preferred stock, redemption price, regulatory capital per share (in dollars per share) | $ / shares       $ 25,000          
Redeemed and retired stock   $ 55,000,000              
Depositary shares as a percentage of preferred stock       0.04          
Series B | Forecast                  
Class of Stock [Line Items]                  
Preferred stock, basis spread, percentage 4.736%                
Series C                  
Class of Stock [Line Items]                  
Shares issued (in shares) | shares     12,000,000            
Preferred stock par value (in dollars per share) | $ / shares     $ 1.00            
Preferred stock, liquidation preference     $ 25,000            
Proceeds from offering     293,000,000            
Sale of stock, consideration received per transaction     $ 300,000,000            
Preferred stock, dividend rate, percentage     4.30%            
Depositary shares as a percentage of preferred stock     0.001