Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Stock Repurchases (Details)

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Stockholders' Equity - Stock Repurchases (Details) - USD ($)
 3 Months Ended 16 Months Ended 52 Months Ended
May 31, 2022
May 31, 2021
May 31, 2022
May 31, 2022
Jan. 31, 2021
Jan. 31, 2018
Equity, Class of Treasury Stock [Line Items]            
Dollar Value of Shares Repurchased $ 1,007,600,000 $ 400,800,000        
Class A and Class B | 2018 Authorization            
Equity, Class of Treasury Stock [Line Items]            
Repurchase Authorization           $ 3,000,000,000
Class A and Class B | 2021 Authorization            
Equity, Class of Treasury Stock [Line Items]            
Repurchase Authorization         $ 2,000,000,000  
Class A Stock | 2018 Authorization            
Equity, Class of Treasury Stock [Line Items]            
Dollar Value of Shares Repurchased $ 563,600,000     $ 3,000,000,000    
Number of shares repurchased (in shares) 2,254,536     13,331,156    
Class A Stock | 2021 Authorization            
Equity, Class of Treasury Stock [Line Items]            
Dollar Value of Shares Repurchased $ 444,100,000   $ 737,100,000      
Number of shares repurchased (in shares) 1,810,972   3,051,467