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Earnings Per Share (Excluded from Diluted Earnings Per Share Calculation) (Details) - $ / shares
shares in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Weighted-average number of shares 0.2 0.1
Price range per share (in dollars per share)   $ 278.00
Minimum    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Price range per share (in dollars per share) $ 278.00  
Maximum    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Price range per share (in dollars per share) $ 328.65