v3.5.0.2
Equity, Equity Activity (Details)
$ in Millions
 3 Months Ended
Mar. 31, 2016
USD ($)
$ / shares
Mar. 31, 2015
USD ($)
Earnings Attributable To Predecessor Company $ 1  
Loss attributable to Predecessors (1) $ (5)
Changes in carrying amount of Equity    
Balance at December 31, 2015 1,794  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification [1] (86)  
Distributions [2] (98)  
Net Income (Loss) Attributable To Partners 92 $ 64
Contributions [3] 4  
Other 1  
Balance at March 31, 2016 $ 1,712  
Incentive Distribution, Distribution Split Marginal Percentage 50.00%  
Incentive Distribution, Minimum Distribution Level | $ / shares 0.3881  
Predecessor Equity [Member]    
Earnings Attributable To Predecessor Company [4] $ 1  
Loss attributable to Predecessors [4] (1)  
Changes in carrying amount of Equity    
Balance at December 31, 2015 [4] 16  
Equity offering, net of issuance costs [4] 0  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification [1],[4] 0  
Distributions [2],[4] 0  
Net Income (Loss) Attributable To Partners [4] 0  
Contributions [3],[4] 0  
Other [4] 0  
Balance at March 31, 2016 [4] 16  
Common    
Earnings Attributable To Predecessor Company 0  
Loss attributable to Predecessors 0  
Changes in carrying amount of Equity    
Balance at December 31, 2015 1,707  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification [1] (2)  
Distributions [2] (73)  
Net Income (Loss) Attributable To Partners 60  
Contributions [3] 3  
Other 1  
Balance at March 31, 2016 1,701  
General Partner    
Earnings Attributable To Predecessor Company 0  
Loss attributable to Predecessors 0  
Changes in carrying amount of Equity    
Balance at December 31, 2015 (13)  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification [1] 0  
Distributions [2] (25)  
Net Income (Loss) Attributable To Partners 32  
Contributions [3] 1  
Other 0  
Balance at March 31, 2016 (5)  
Noncontrolling Interest    
Earnings Attributable To Predecessor Company 0  
Loss attributable to Predecessors 0  
Changes in carrying amount of Equity    
Balance at December 31, 2015 84  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification [1] (84)  
Distributions [2] 0  
Net Income (Loss) Attributable To Partners 0  
Contributions [3] 0  
Other 0  
Balance at March 31, 2016 0  
ATM Program    
Changes in carrying amount of Equity    
Equity offering, net of issuance costs 5  
ATM Program | Common    
Changes in carrying amount of Equity    
Equity offering, net of issuance costs 5  
ATM Program | General Partner    
Changes in carrying amount of Equity    
Equity offering, net of issuance costs 0  
ATM Program | Noncontrolling Interest    
Changes in carrying amount of Equity    
Equity offering, net of issuance costs $ 0  
[1] As the result of the reassessment performed, we deconsolidated RGS causing the derecognition of noncontrolling interest and an opening equity impact totaling $86 million. The cumulative effect to opening equity of $2 million related to the difference in earnings under the equity method of accounting in prior periods.
[2] Represents cash distributions declared and paid during the three months ended March 31, 2016 relating to the fourth quarter of 2015.
[3] Includes Tesoro and TLGP contributions to the Partnership primarily related to reimbursements for capital spending pursuant predominantly to the Amended Omnibus Agreement and the Carson Assets Indemnity Agreement.
[4] Adjusted to include the historical results of the Predecessors. See Note 1 for further discussion.