Quarterly report pursuant to Section 13 or 15(d)

Net Income per Common Unit (Details)

v3.21.1
Net Income per Common Unit (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended
Apr. 26, 2021
Mar. 31, 2021
Mar. 31, 2020
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]      
Net Income   $ 347 $ 435
Declared distributions   356 336
Assumed allocation of undistributed net income (loss) [1]   $ (9) $ 99
Weighted average units outstanding   484.0 348.6
Basic and diluted net income per unit   $ 0.64 $ 0.84
Common Units [Member]      
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]      
Net Income   $ 340 $ 307
Declared distributions   320 223
Assumed allocation of undistributed net income (loss) [1]   (8) 70
Assumed allocation of net income   $ 312 $ 293
Weighted average units outstanding   484.0 348.6
Basic and diluted net income per unit   $ 0.64 $ 0.84
Common Units [Member] | Subsequent Event [Member]      
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]      
Distribution Made to Limited Partner, Distributions Declared, Per Unit $ 0.660    
Subordinated Units [Member]      
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]      
Net Income   $ 0 $ 119
Declared distributions   0 87
Assumed allocation of undistributed net income (loss) [1]   0 27
Assumed allocation of net income   $ 0 $ 114
Weighted average units outstanding   0.0 135.4
Basic and diluted net income per unit   $ 0 $ 0.84
General Partner [Member]      
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]      
Net Income   $ 7 $ 9
Declared distributions   7 6
Assumed allocation of undistributed net income (loss) [1]   0 2
Assumed allocation of net income   7 8
IDR [Member]      
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]      
Declared distributions   29 20
Assumed allocation of undistributed net income (loss) [1]   0 0
Assumed allocation of net income   $ 29 $ 20
[1] Under our partnership agreement, the IDRs participate in net income only to the extent of the amount of cash distributions actually declared, thereby excluding the IDRs from participating in undistributed net income or loss.