Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity (Details)

v3.4.0.3
Shareholders' Equity (Details) - USD ($)
 3 Months Ended
Apr. 27, 2016
Apr. 25, 2016
Mar. 31, 2016
Mar. 10, 2016
Jan. 29, 2016
Jan. 21, 2016
Mar. 31, 2016
Mar. 31, 2015
Mar. 18, 2016
Common Stock                  
Common stock dividends declared (in dollars per share)           $ 0.05      
Common stock repurchased             $ 1,000,000,000    
Share-based compensation, number of shares authorized (in shares)     1,600,000,000       1,600,000,000    
Preferred Stock                  
Preferred stock dividends             $ 457,000,000 $ 382,000,000  
Issuance of preferred stock             $ 2,069,000,000 2,964,000,000  
Key Employee Equity Plan | Restricted Stock Units (RSUs) | Anniversary One                  
Restricted Stock Units                  
Vesting percentage             33.33%    
Key Employee Equity Plan | Restricted Stock Units (RSUs) | Anniversary Two                  
Restricted Stock Units                  
Vesting percentage             33.33%    
Key Employee Equity Plan | Restricted Stock Units (RSUs) | Anniversary Three                  
Restricted Stock Units                  
Vesting percentage             33.33%    
Warrants Expiring January 16, 2019                  
Common Stock                  
Warrants outstanding (in shares)     150,300,000       150,300,000    
Minimum required dividend rate (in dollars per share)     $ 0.01       $ 0.01    
Exercise price per warrant (in dollars per share)     $ 13.067       $ 13.067    
Warrants Expiring October 28, 2018                  
Common Stock                  
Warrants outstanding (in shares)     121,800,000       121,800,000    
Minimum required dividend rate (in dollars per share)     $ 0.32       $ 0.32    
Common Stock                  
Common Stock                  
Stock issued (in shares)             9,000,000    
Shares paid for tax withholding for share based compensation (in shares)             4,000,000    
Preferred Stock                  
Preferred Stock                  
Issuance of preferred stock             $ 2,069,000,000 $ 2,964,000,000  
Preferred Stock | Key Employee Equity Plan | Restricted Stock Units (RSUs)                  
Restricted Stock Units                  
Awards granted in period (in shares)             163,000,000    
Preferred Stock | Series DD Preferred Stock                  
Preferred Stock                  
Stock issued during period (in shares)       40,000          
Issuance of preferred stock       $ 1,000,000,000          
Liquidation preference (in dollars per share)       $ 25,000          
Preferred Stock | Series CC Preferred Stock                  
Preferred Stock                  
Stock issued during period (in shares)         44,000        
Preferred stock dividend rate         6.20%        
Issuance of preferred stock         $ 1,100,000,000        
Liquidation preference (in dollars per share)         $ 25,000        
2015 Capital Plan                  
Common Stock                  
Common stock repurchased (in shares)             58,000,000    
Common stock repurchased             $ 800,000,000    
March 2016 Stock Repurchase Program [Member]                  
Common Stock                  
Common stock repurchased (in shares)     14,500,000            
Common stock repurchased     $ 200,000,000            
Additional stock repurchase amount authorized                 $ 800,000,000
Subsequent Event                  
Common Stock                  
Common stock dividends declared (in dollars per share) $ 0.05                
Subsequent Event | Preferred Stock | Series EE Preferred Stock                  
Preferred Stock                  
Stock issued during period (in shares)   36,000              
Preferred stock dividend rate   6.00%              
Issuance of preferred stock   $ 900,000,000              
Liquidation preference (in dollars per share)   $ 25,000