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Equity-Based Awards - Schedule of Phantom Unit Award Activity (Details) - Phantom unit awards - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Number of Units      
Beginning balance (in units) 20,592,251 19,557,251 17,982,945
Granted (in units) 8,370,315 8,881,820 8,904,445
Vested (in units) (7,815,940) (7,304,071) (6,786,085)
Forfeited (in units) (564,660) (542,749) (544,054)
Ending balance (in units) 20,581,966 20,592,251 19,557,251
Weighted-Average Grant Date Fair Value per Unit      
Beginning balance (in dollars per unit) $ 25.21 $ 24.47 $ 23.94
Granted (in dollars per unit) 33.08 26.25 25.80
Vested (in dollars per unit) 24.46 24.51 24.81
Forfeited (in dollars per unit) 28.44 25.39 24.52
Ending balance (in dollars per unit) $ 28.60 $ 25.21 $ 24.47
Aggregate grant date fair value $ 277 $ 233 $ 230
Estimated forfeiture rate 2.00% 2.00% 2.00%
Minimum      
Weighted-Average Grant Date Fair Value per Unit      
Grant date market price of common units (in dollars per unit) $ 30.56 $ 26.25 $ 25.80
Maximum      
Weighted-Average Grant Date Fair Value per Unit      
Grant date market price of common units (in dollars per unit) $ 33.21 $ 29.64 $ 26.70