v3.26.1
STOCKHOLDERS' EQUITY - Schedule of Preferred Stock and Depositary Shares (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Feb. 05, 2026
Mar. 31, 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% 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