Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY (Details)

v3.22.0.1
SHAREHOLDERS' EQUITY (Details)
$ / shares in Units, $ in Millions
 12 Months Ended
Oct. 15, 2021
$ / shares
Rate
shares
Jul. 15, 2021
$ / shares
Rate
shares
Jun. 09, 2021
$ / shares
Jun. 09, 2021
$ / shares
Rate
Feb. 02, 2021
USD ($)
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
Rate
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
$ / shares
Class of Stock [Line Items]                
Shares Outstanding | shares           557,500 750,500  
Carrying Amount           $ 2,167 $ 2,191  
Preferred stock           2,167 2,191  
Amount           $ (131) (100) $ (74)
Red Iron                
Class of Stock [Line Items]                
Ownership interest of parent           55.00%    
Ownership interest of non-controlling owners           45.00%    
Retained Earnings                
Class of Stock [Line Items]                
Amount           $ (131) (100) $ (74)
Series B                
Class of Stock [Line Items]                
Shares Outstanding | shares           35,500    
Carrying Amount           $ 23 $ 23  
Preferred Stock, Redemption Date           Jan. 15, 2017    
Series B | London Interbank Offered Rate (LIBOR)                
Class of Stock [Line Items]                
Preferred stock, dividend rate percentage           2.70%    
Series B | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 28.69 $ 35.91 $ 51.22
Amount           $ (1) $ (1) $ (2)
Series D                
Class of Stock [Line Items]                
Shares Outstanding | shares           0    
Carrying Amount           $ 0 386  
Preferred stock, dividend rate percentage | Rate           6.25%    
Series D                
Class of Stock [Line Items]                
Shares Outstanding | shares           0    
Carrying Amount           $ 0 199  
Preferred stock, dividend rate percentage | Rate           6.25%    
Series C                
Class of Stock [Line Items]                
Shares Outstanding | shares           0    
Carrying Amount           $ 0 $ 100  
Stock redeemed (in shares) | shares 100,000,000              
Preferred stock, dividend rate percentage | Rate 5.875%         5.875%    
Preferred stock par value (in USD per share) | $ / shares $ 0.01              
Series C | TCF Financial Corporation                
Class of Stock [Line Items]                
Preferred stock, dividend rate percentage     5.70% 5.70%        
Series C | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 44.07 $ 58.76 $ 58.76
Amount           $ (4) $ (6) $ (6)
Series E (3)                
Class of Stock [Line Items]                
Shares Outstanding | shares           5,000    
Carrying Amount           $ 495 $ 495  
Preferred stock, dividend rate percentage | Rate           5.70%    
Preferred Stock, Redemption Date           Apr. 15, 2023    
Preferred stock, liquidation preference per share (in dollars per share) | $ / shares           $ 100,000    
Series E (3) | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 5,700 $ 5,700 $ 5,700
Amount           $ (29) $ (29) $ (29)
Series F (3)                
Class of Stock [Line Items]                
Shares Outstanding | shares           5,000    
Carrying Amount           $ 494 $ 494  
Preferred stock, dividend rate percentage | Rate           5.625%    
Preferred Stock, Redemption Date           Jul. 15, 2030    
Depository share, percent interest in preferred stock           0.01    
Series F (3) | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 5,625 $ 3,468.75  
Amount           $ (28)    
Series G (3)                
Class of Stock [Line Items]                
Shares Outstanding | shares           5,000    
Carrying Amount           $ 494 $ 494  
Preferred stock, dividend rate percentage | Rate           4.45%    
Preferred Stock, Redemption Date           Oct. 15, 2027    
Depository share, percent interest in preferred stock           0.01    
Series G (3) | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 4,450 $ 1,915.97  
Amount           $ (23)    
Series H Preferred Stock                
Class of Stock [Line Items]                
Shares Outstanding | shares           500,000    
Carrying Amount           $ 486 $ 0  
Preferred stock, dividend rate percentage         4.50% 4.50%    
Preferred Stock, Redemption Date           Apr. 15, 2026    
Preferred stock, liquidation preference per share (in dollars per share) | $ / shares         $ 1,000      
Preferred stock         $ 500      
Depositary shares issued (in shares) | shares         20,000,000      
Preferred stock par value (in USD per share) | $ / shares         $ 10,000.00      
Stock issuance costs         $ 16      
Depositary shares, liquidation preference (in USD per share) | $ / shares         $ 25      
Depository share, percent interest in preferred stock           0.025    
Series H Preferred Stock | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 42.00    
Amount           $ (21) (17)  
Series I Preferred Stock                
Class of Stock [Line Items]                
Shares Outstanding | shares           7,000    
Carrying Amount           $ 175 0  
Preferred stock, dividend rate percentage | Rate       5.70%   5.70%    
Preferred Stock, Redemption Date           Dec. 01, 2022    
Preferred stock par value (in USD per share) | $ / shares     $ 0.01 $ 0.01        
Series I Preferred Stock | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 1,068.75    
Amount           $ (7) $ (10)  
Series D Preferred Stock                
Class of Stock [Line Items]                
Stock redeemed (in shares) | shares   600,000,000            
Preferred stock, dividend rate percentage | Rate   6.25%            
Preferred stock par value (in USD per share) | $ / shares   $ 0.01            
Series D Preferred Stock | Retained Earnings                
Class of Stock [Line Items]                
Cash Dividend Declared Per Share | $ / shares           $ 31.25 $ 62.50 $ 62.50
Amount           $ (18) $ (37) $ (37)
Preferred Stock                
Class of Stock [Line Items]                
Preferred stock, liquidation preference per share (in dollars per share) | $ / shares           $ 1,000