v3.25.4
PREFERRED STOCK (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 12 Months Ended
Dec. 31, 2025
Feb. 12, 2026
Feb. 03, 2026
Dec. 31, 2024
Class of Stock [Line Items]        
Carrying value $ 20,050     $ 17,850
Series P        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 2,000      
Carrying value $ 0     2,000
Percentage of noncumulative perpetual preferred stock 4.00%      
Series T        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,500      
Carrying value $ 1,500     1,500
Percentage of noncumulative perpetual preferred stock 4.00%      
Series T | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 6.25%      
Series V        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,500      
Carrying value $ 0     1,500
Percentage of noncumulative perpetual preferred stock 4.00%      
Series W        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,500      
Carrying value $ 0     1,500
Percentage of noncumulative perpetual preferred stock 4.00%      
Series X        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 2,300      
Carrying value $ 2,300     2,300
Percentage of noncumulative perpetual preferred stock 4.00%      
Series X | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 3.875%      
Series Y        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,000      
Carrying value $ 1,000     1,000
Percentage of noncumulative perpetual preferred stock 4.00%      
Series Y | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 4.15%      
Series Y | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 3.00%      
Series Z        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,250      
Carrying value $ 1,250     1,250
Percentage of noncumulative perpetual preferred stock 4.00%      
Series Z | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 7.375%      
Series Z | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 3.209%      
Series AA        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,500      
Carrying value $ 1,500     1,500
Percentage of noncumulative perpetual preferred stock 4.00%      
Series AA | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 7.625%      
Series AA | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 3.211%      
Series BB        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 550      
Carrying value $ 550     550
Percentage of noncumulative perpetual preferred stock 4.00%      
Series BB | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 7.20%      
Series BB | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 2.905%      
Series CC        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,750      
Carrying value $ 1,750     1,750
Percentage of noncumulative perpetual preferred stock 4.00%      
Series CC | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 7.125%      
Series CC | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 2.693%      
Series DD        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,500      
Carrying value $ 1,500     1,500
Percentage of noncumulative perpetual preferred stock 4.00%      
Series DD | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 7.00%      
Series DD | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 2.757%      
Series EE        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 1,500      
Carrying value $ 1,500     1,500
Percentage of noncumulative perpetual preferred stock 4.00%      
Series EE | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 6.75%      
Series EE | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 2.572%      
Series FF        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 2,000      
Carrying value $ 2,000     0
Percentage of noncumulative perpetual preferred stock 4.00%      
Series FF | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 6.95%      
Series FF | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 2.726%      
Series GG        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 2,700      
Carrying value $ 2,700     0
Percentage of noncumulative perpetual preferred stock 4.00%      
Series GG | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 6.875%      
Series GG | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 2.89%      
Series HH        
Class of Stock [Line Items]        
Redemption price per depositary share/ preference share (in dollars per share) $ 1,000      
Number of depositary shares (in shares) 2,500      
Carrying value $ 2,500     $ 0
Percentage of noncumulative perpetual preferred stock 4.00%      
Series HH | Base Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 6.625%      
Series HH | US Treasury (UST) Interest Rate        
Class of Stock [Line Items]        
Dividend rate (as a percent) 3.001%      
Series JJ Preferred Stock | Subsequent event        
Class of Stock [Line Items]        
Carrying value   $ 1,000    
Series II Preferred Stock | Subsequent event        
Class of Stock [Line Items]        
Carrying value     $ 800