v3.22.0.1
Shareholders' Equity - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
Jan. 14, 2022
Jan. 06, 2022
Jul. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Equity [Line Items]            
Common stock, shares authorized       4,000,000,000.00 4,000,000,000.00  
Nonvoting common stock, shares authorized       200,000,000 200,000,000  
Nonvoting common stock, par value       $ 0.01 $ 0.01  
Shares remitted by employees to satisfy minimum statutory employee tax withholding       1,830 3,476 7,490
Remitted Shares, Total       $ 0.5 $ 0.9 $ 2.0
Amount of share-based awards cancelled to satisfy minimum statutory employee tax withholding requirements       3,400,000 3,400,000 3,800,000
Value of share-based awards cancelled to satisfy minimum statutory employee tax withholding requirements       $ 984.0 $ 829.0 $ 743.0
Dividends declared per common share $ 2.00     $ 6.50 $ 5.00 $ 4.15
Dividends payable date declared Jan. 14, 2022          
Dividends payable date to be paid Mar. 30, 2022          
Dividends payable date of record Mar. 02, 2022          
Redemption Value       $ 10,703.0    
Date of dividends declared on preferred shares   Jan. 06, 2022        
Series A Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 950.51 947.92 947.92
Redemption Value       $ 750.0    
Liquidation preference per share       $ 25,000    
Series A Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   $ 239.58        
Series C Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 1,013.90 1,011.12 1,011.11
Redemption Value       $ 200.0    
Liquidation preference per share       $ 25,000    
Series C Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   255.56        
Series D Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 1,013.90 1,011.12 1,011.11
Redemption Value       $ 1,350.0    
Liquidation preference per share       $ 25,000    
Series D Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   255.56        
Series J Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 1,375.00 1,375.00 1,375.00
Redemption Value       $ 1,000.0    
Liquidation preference per share       $ 25,000    
Series J Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   343.75        
Series K Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 1,593.76 $ 1,593.76 1,593.76
Redemption Value       $ 700.0    
Liquidation preference per share       $ 25,000    
Series K Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   398.44        
Series L Preferred Stock [Member]            
Equity [Line Items]            
Number of shares redeemed         14,000  
Dividend rate         5.70%  
Amount of redeemed         $ 350.0  
Preferred Stock, Redemption Price Per Share         $ 25,000  
Difference between the redemption value of Preferred Stock and the net carrying value at the time of redemption         $ 1.0  
Preferred stock dividends declared         $ 361.54 1,519.67
Series M Preferred Stock [Member]            
Equity [Line Items]            
Dividend rate       5.375%    
Difference between the redemption value of Preferred Stock and the net carrying value at the time of redemption       $ 41.0    
Preferred stock dividends declared         1,217.16 1,343.76
Redemption Value       $ 2,000.0    
Liquidation preference per share       $ 25,000    
Series N Preferred Stock [Member]            
Equity [Line Items]            
Dividend rate       6.30%    
Preferred stock dividends declared       $ 787.50 1,575.00 1,575.00
Redemption Value       $ 675.0    
Liquidation preference per share       $ 25,000    
Series E Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 4,055.55 4,055.55 4,044.44
Redemption Value       $ 767.0    
Liquidation preference per share       $ 100,000    
Series E Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   1,000.00        
Series F Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 4,055.55 4,055.55 $ 4,044.44
Redemption Value       $ 161.0    
Liquidation preference per share       $ 100,000    
Series F Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   1,000.00        
Series Q Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 1,375.00 1,577.43  
Redemption Value       $ 500.0    
Liquidation preference per share       $ 25,000    
Series Q Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   687.50        
Series R Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 1,237.50 910.94  
Redemption Value       $ 600.0    
Liquidation preference per share       $ 25,000    
Series R Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   618.75        
Series S Preferred Stock [Member]            
Equity [Line Items]            
Preferred stock dividends declared       $ 1,100.00 $ 586.67  
Redemption Value       $ 350.0    
Liquidation preference per share       $ 25,000    
Series S Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   550.00        
Series U Preferred Stock [Member]            
Equity [Line Items]            
Dividend rate     3.65%      
Redemption Value       $ 750.0    
Liquidation preference per share       $ 25,000    
Series U Preferred Stock [Member] | Subsequent Event [Member] | Group Inc. [Member]            
Equity [Line Items]            
Preferred stock dividends declared   $ 486.67