v3.26.1
Shareholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
 1 Months Ended 3 Months Ended 6 Months Ended 26 Months Ended
Jul. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Mar. 31, 2026
Jan. 19, 2024
Class of Stock [Line Items]                  
Preferred stock cash dividend   $ 58 $ 58 $ 63 $ 46 $ 116 $ 109    
Cash dividends declared (in USD per share)   $ 0.84 $ 0.84 $ 0.76 $ 0.76 $ 1.68 $ 1.52    
2024 Share Repurchase Program                  
Class of Stock [Line Items]                  
Amount of common stock authorized for repurchase                 $ 5,000
Total Acquired (In millions)   $ 400           $ 3,300  
Subsequent Event                  
Class of Stock [Line Items]                  
Cash dividends declared (in USD per share) $ 0.92                
Series G Preferred Stock                  
Class of Stock [Line Items]                  
Preferred stock cash dividend   $ 7   $ 6   $ 14 $ 13    
Preferred dividends declared (USD per share)   $ 1,367   $ 1,338   $ 2,705 $ 2,675    
Series G Preferred Stock | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred stock cash dividend $ 7                
Preferred dividends declared (USD per share) $ 1,367                
Series I Preferred Stock                  
Class of Stock [Line Items]                  
Preferred stock cash dividend   $ 25   $ 25   $ 50 $ 50    
Preferred dividends declared (USD per share)   $ 1,675   $ 1,675   $ 3,350 $ 3,350    
Series I Preferred Stock | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred stock cash dividend $ 25                
Preferred dividends declared (USD per share) $ 1,675                
Series J Preferred Stock                  
Class of Stock [Line Items]                  
Preferred stock cash dividend   $ 14   $ 15   $ 28 $ 29    
Preferred dividends declared (USD per share)   $ 1,675   $ 1,675   $ 3,350 $ 3,350    
Series J Preferred Stock | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred stock cash dividend $ 14                
Preferred dividends declared (USD per share) $ 1,675                
Series K Preferred Stock                  
Class of Stock [Line Items]                  
Preferred stock cash dividend   $ 12   $ 17   $ 24 $ 17    
Preferred dividends declared (USD per share)   $ 1,613   $ 2,311   $ 3,225 $ 2,311    
Series K Preferred Stock | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred stock cash dividend $ 12                
Preferred dividends declared (USD per share) $ 1,613                
Series G Preferred Stock, Depository Share                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share)   0.34   0.33   0.68 0.67    
Series G Preferred Stock, Depository Share | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share) 0.34                
Series I Preferred Stock, Depository Share                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share)   16.75   16.75   33.50 33.50    
Series I Preferred Stock, Depository Share | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share) 16.75                
Series J Preferred Stock, Depository Share                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share)   16.75   16.75   33.50 33.50    
Series J Preferred Stock, Depository Share | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share) 16.75                
Series K Preferred Stock, Depository Share                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share)   $ 16.13   $ 23.11   $ 32.25 $ 23.11    
Series K Preferred Stock, Depository Share | Subsequent Event                  
Class of Stock [Line Items]                  
Preferred dividends declared (USD per share) $ 16.13