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Equity-Based Compensation (Narrative) (Details)
shares in Millions
3 Months Ended
Mar. 31, 2022
$ / shares
shares
PSA and RSU [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares issued for stock compensation (shares) | shares 0.3
Performance Share Awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Fair value of shares granted | $ / shares $ 76.18
Performance share award granted under stock incentive plan, performance period 3 years
Performance Share Awards [Member] | Minimum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of Shares Actually Issued, as a Percent of the Amount Subject to the Performance Share Award 0.00%
Performance Share Awards [Member] | Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of Shares Actually Issued, as a Percent of the Amount Subject to the Performance Share Award 200.00%
Restricted stock units [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Fair value of shares granted | $ / shares $ 54.79
Long-Term Incentive Plans [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares available for future use | shares 0.7