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Stockholders' Equity and Employee Compensation Plans - Narrative (Details) - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Jul. 31, 2022
2022 Share Repurchase Program        
Class of Stock [Line Items]        
Stock repurchase       $ 2,500,000,000
Treasury stock acquired (in shares) 42,700,000      
Aggregate purchase price $ 1,500,000,000      
Remaining authorized repurchase amount 1,000,000,000      
Other Postretirement Benefits Plan        
Class of Stock [Line Items]        
Defined contribution cost 10,800,000 $ 9,100,000 $ 6,800,000  
Defined Contribution Pension Plan        
Class of Stock [Line Items]        
Defined contribution cost $ 24,700,000 $ 18,300,000 $ 10,600,000  
Employer match of total salary 10.00%      
2020 Plan        
Class of Stock [Line Items]        
Options issued (in shares) 99,300,000      
Number of shares available for grant (in shares) 25,500,000      
Employee Stock        
Class of Stock [Line Items]        
Options issued (in shares) 10,900,000      
Number of shares available for grant (in shares) 10,300,000      
Permitted amount of earnings used to purchase ESPP 15.00%      
Purchase price percent 85.00%      
Employee Stock | 2020 Employee Stock Purchase Plan        
Class of Stock [Line Items]        
Maximum number of shares purchased by an employee in an offering period (in shares) 1,000