v3.26.1
STOCKHOLDERS' EQUITY - Schedule of Preferred Stock and Depositary Shares (Details) - USD ($)
$ / shares in Units, $ in Millions
 6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Class of Stock [Line Items]    
Preferred stock, book value $ 1,765 $ 1,375
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized (in shares) 20,000,000 20,000,000
Series A    
Class of Stock [Line Items]    
Preferred stock, book value $ 340  
Preferred stock, par value (in dollars per share) $ 0.01  
Preferred stock, shares authorized (in shares) 345,000  
Preferred stock, shares issued (in shares) 345,000  
Preferred stock, shares outstanding (in shares) 345,000  
Preferred stock, liquidation preference $ 345  
Preferred stock, liquidation preference per share (in dollars per share) $ 1,000  
Depository shares, equivalent value per preferred share (in dollar per share) $ 25  
Preferred stock, dividend rate 5.375%  
Series B    
Class of Stock [Line Items]    
Preferred stock, book value $ 334  
Preferred stock, par value (in dollars per share) $ 0.01  
Preferred stock, shares authorized (in shares) 325,000  
Preferred stock, shares issued (in shares) 325,000  
Preferred stock, shares outstanding (in shares) 325,000  
Preferred stock, liquidation preference $ 325  
Preferred stock, liquidation preference per share (in dollars per share) $ 1,000  
Preferred stock, dividend, basis spread on variable rate 3.972%  
Series C    
Class of Stock [Line Items]    
Preferred stock, book value $ 207  
Preferred stock, par value (in dollars per share) $ 0.01  
Preferred stock, shares authorized (in shares) 8,000,000  
Preferred stock, shares issued (in shares) 8,000,000  
Preferred stock, shares outstanding (in shares) 8,000,000  
Preferred stock, liquidation preference $ 200  
Preferred stock, liquidation preference per share (in dollars per share) $ 25  
Preferred stock, dividend rate 5.625%  
Series D    
Class of Stock [Line Items]    
Preferred stock, book value $ 494  
Preferred stock, par value (in dollars per share) $ 0.01  
Preferred stock, shares authorized (in shares) 5,000  
Preferred stock, shares issued (in shares) 5,000  
Preferred stock, shares outstanding (in shares) 5,000  
Preferred stock, liquidation preference $ 500  
Preferred stock, liquidation preference per share (in dollars per share) $ 100,000  
Depository shares, equivalent value per preferred share (in dollar per share) $ 1,000  
Preferred stock, dividend rate 7.00%  
Preferred stock, dividend, basis spread on variable rate 3.301%  
Series E    
Class of Stock [Line Items]    
Preferred stock, book value $ 390  
Preferred stock, par value (in dollars per share) $ 0.01  
Preferred stock, shares authorized (in shares) 400,000  
Preferred stock, shares issued (in shares) 400,000  
Preferred stock, shares outstanding (in shares) 400,000  
Preferred stock, liquidation preference $ 400  
Preferred stock, liquidation preference per share (in dollars per share) $ 1,000  
Depository shares, equivalent value per preferred share (in dollar per share) $ 25  
Preferred stock, dividend rate 6.625%  
Preferred stock, dividend, basis spread on variable rate 2.83%  
Total    
Class of Stock [Line Items]    
Preferred stock, book value $ 1,765  
Preferred stock, shares authorized (in shares) 9,075,000  
Preferred stock, shares issued (in shares) 9,075,000  
Preferred stock, shares outstanding (in shares) 9,075,000  
Preferred stock, liquidation preference $ 1,770