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Equity-Based Awards, Phantom Unit Awards (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Summary of awards activity, equity instruments other than options, additional disclosures [Abstract]    
Cash payments made in connection with DERs $ 9 $ 8
Phantom Unit Awards [Member]    
Summary of awards activity, equity instruments other than options [Roll Forward]    
Beginning of period (in units) 17,982,945  
Granted (in units) [1] 8,888,370  
Vested (in units) (6,380,843)  
Forfeited (in units) (154,484)  
End of period (in units) 20,335,988  
Phantom units outstanding, weighted-average grant date fair value [Roll Forward]    
Weighted-average grant date fair value per unit, at beginning of period (in dollars per unit) [2] $ 23.94  
Granted weighted-average grant date fair value per unit (in dollars per unit) [1],[2] 25.8  
Vested weighted-average grant date fair value per unit (in dollars per unit) [2] 24.83  
Forfeited weighted-average grant date fair value per unit (in dollars per unit) [2] 24.29  
Weighted-average grant date fair value per unit, at end of period (in dollars per unit) [2] $ 24.47  
Summary of awards activity, equity instruments other than options, additional disclosures [Abstract]    
Aggregate grant date fair value $ 229  
Estimated forfeiture rate 2.00%  
Cash payments made in connection with DERs $ 9 8
Total intrinsic value of phantom unit awards that vested during period 171 $ 141
Unrecognized Compensation Expense [Abstract]    
Unrecognized compensation cost $ 323  
Recognition period for total unrecognized compensation cost 2 years 4 months 24 days  
Phantom Unit Awards [Member] | Minimum [Member]    
Summary of awards activity, equity instruments other than options, additional disclosures [Abstract]    
Grant date market price of common units (in dollars per unit) $ 25.8  
Phantom Unit Awards [Member] | Maximum [Member]    
Summary of awards activity, equity instruments other than options, additional disclosures [Abstract]    
Grant date market price of common units (in dollars per unit) $ 25.95  
Phantom Unit Awards [Member] | Enterprise [Member]    
Unrecognized Compensation Expense [Abstract]    
Unrecognized compensation cost $ 271  
[1] The aggregate grant date fair value of phantom unit awards issued during 2023 was $229 million based on a grant date market price of the Partnership’s common units ranging from $25.80 to $25.95 per unit.  An estimated annual forfeiture rate of 2.0% was applied to these awards.
[2] Determined by dividing the aggregate grant date fair value of awards (before an allowance for forfeitures) by the number of awards issued.