Quarterly report pursuant to Section 13 or 15(d)

Net Loss per Common Unit - Schedule of Net Loss per Unit and Allocation of Distribution (Details)

v3.8.0.1
Net Loss per Common Unit - Schedule of Net Loss per Unit and Allocation of Distribution (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income (loss) $ 23 $ (82) $ 116 $ (257)
Declared distributions 217 24 267 74
Amortization of beneficial conversion feature of Class B units 0 0 0 0
Assumed allocation of undistributed net loss $ (194) $ (106) $ (151) $ (331)
Weighted average units outstanding 247.2 57.1 121.2 57.1
Net loss per unit $ (1.10) $ (0.27) $ (4.12) $ (0.56)
Common Units [Member]        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income (loss)     $ 30  
Declared distributions $ 153 $ 24 202 $ 73
Amortization of beneficial conversion feature of Class B units (288) (9) (594) (9)
Assumed allocation of undistributed net loss (137) (30) (107) (96)
Assumed allocation of net income (loss) $ (272) $ (15) $ (499) $ (32)
Weighted average units outstanding 247.2 57.1 121.2 57.1
Net loss per unit $ (1.10) [1] $ (0.27) [1] $ (4.12) $ (0.56)
Class B Units [Member]        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income (loss)     $ 0  
Declared distributions $ 0 $ 0 0 $ 0
Amortization of beneficial conversion feature of Class B units 974 30 2,004 30
Assumed allocation of undistributed net loss 0 0 0 0
Assumed allocation of net income (loss) $ 974 $ 30 $ 2,004 $ 30
Weighted average units outstanding 50.6 145.3 113.4 145.3
Subordinated Units [Member]        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income (loss)     $ 84  
Declared distributions $ 60 $ 0 60 $ 0
Amortization of beneficial conversion feature of Class B units (686) (21) (1,410) (21)
Assumed allocation of undistributed net loss (53) (73) (41) (228)
Assumed allocation of net income (loss) $ (679) $ (94) $ (1,391) $ (249)
Weighted average units outstanding 135.4 135.4 135.4 135.4
Net loss per unit $ (5.02) [1] $ (0.70) [1] $ (10.28) $ (1.84)
General Partner [Member]        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income (loss)     $ 2  
Declared distributions $ 4 $ 0 5 $ 1
Amortization of beneficial conversion feature of Class B units 0 0 0 0
Assumed allocation of undistributed net loss (4) (3) (3) (7)
Assumed allocation of net income (loss) $ 0 $ (3) $ 2 $ (6)
[1] Earnings per unit in the table may not recalculate exactly due to rounding because it is calculated based on whole numbers, not the rounded numbers presented.