v3.26.1
Stockholders' Equity - Preferred Stock Issued and Outstanding (Details) - USD ($)
$ / shares in Units, $ in Millions
 6 Months Ended
Apr. 22, 2026
Jun. 30, 2026
Dec. 31, 2025
Class of Stock [Line Items]      
Shares issued (in shares)   1,399,651 1,405,205
Shares outstanding (in shares)   1,399,651 1,405,205
Carrying value   $ 6,213 $ 6,763
Series D      
Class of Stock [Line Items]      
Shares issued (in shares)   750,000 750,000
Shares outstanding (in shares)   750,000 750,000
Liquidation preference per share (in USD per share)   $ 1,000  
Carrying value   $ 728 $ 728
Dividend rate in effect   5.95%  
Series J      
Class of Stock [Line Items]      
Shares issued (in shares)   600,000 600,000
Shares outstanding (in shares)   600,000 600,000
Liquidation preference per share (in USD per share)   $ 1,000  
Carrying value   $ 584 $ 584
Dividend rate in effect   4.45%  
Series F      
Class of Stock [Line Items]      
Shares issued (in shares)   4,884 4,884
Shares outstanding (in shares)   4,884 4,884
Liquidation preference per share (in USD per share)   $ 100,000  
Carrying value   $ 481 $ 481
Dividend rate in effect   5.00%  
Series F | London Interbank Offered Rate (LIBOR)      
Class of Stock [Line Items]      
Dividend term   3 months  
Floating annual rate   2.575%  
Series H      
Class of Stock [Line Items]      
Shares issued (in shares)   22,267 22,267
Shares outstanding (in shares)   22,267 22,267
Liquidation preference per share (in USD per share)   $ 100,000  
Carrying value   $ 2,200 $ 2,200
Dividend rate in effect   4.00%  
Dividend term   10 years  
Series H | US Treasury (UST) Interest Rate      
Class of Stock [Line Items]      
Dividend term   10 years  
Floating annual rate   3.079%  
Series I      
Class of Stock [Line Items]      
Shares issued (in shares)   0 20,554
Shares outstanding (in shares)   0 20,554
Liquidation preference per share (in USD per share)   $ 0  
Carrying value   $ 0 $ 2,030
Dividend rate in effect   0.00%  
Series I | US Treasury (UST) Interest Rate      
Class of Stock [Line Items]      
Floating annual rate   0.00%  
Series K      
Class of Stock [Line Items]      
Shares issued (in shares)   7,500 7,500
Shares outstanding (in shares)   7,500 7,500
Liquidation preference per share (in USD per share)   $ 100,000  
Carrying value   $ 740 $ 740
Dividend rate in effect   5.00%  
Dividend term   5 years  
Series K | US Treasury (UST) Interest Rate      
Class of Stock [Line Items]      
Dividend term   5 years  
Floating annual rate   3.256%  
Series L      
Class of Stock [Line Items]      
Shares issued (in shares)   15,000 0
Shares outstanding (in shares)   15,000 0
Liquidation preference per share (in USD per share) $ 100,000 $ 100,000  
Carrying value   $ 1,480 $ 0
Dividend rate in effect 6.10% 6.10%  
Dividend term   5 years  
Series L | US Treasury (UST) Interest Rate      
Class of Stock [Line Items]      
Dividend term   5 years  
Floating annual rate   2.25%