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Consolidated Balance Sheets - USD ($)
$ in Millions
Jun. 30, 2017
Dec. 31, 2016
Current assets:    
Cash and cash equivalents $ 293 $ 234
Receivables, net 284 299
Receivables - related parties 173 247
Inventories 62 55
Other current assets 31 33
Total current assets 843 868
Equity method investments 3,368 2,471
Property, plant and equipment, net 11,638 11,408
Intangibles, net 473 492
Goodwill 2,245 2,245
Long-term receivables - related parties 16 11
Other noncurrent assets 18 14
Total assets 18,601 17,509
Current liabilities:    
Accounts payable 144 140
Accrued liabilities 178 232
Payables - related parties 93 87
Deferred revenue 3 2
Deferred revenue - related parties 39 38
Accrued property, plant and equipment 171 146
Accrued taxes 39 38
Accrued interest payable 94 53
Other current liabilities 29 27
Total current liabilities 790 763
Long-term deferred revenue 26 12
Long-term deferred revenue - related parties 33 19
Long-term debt 6,666 4,422
Deferred income taxes 7 6
Deferred credits and other liabilities 170 177
Total liabilities 7,692 5,399
Commitments and contingencies (see Note 17)
Redeemable preferred units 1,000 1,000
Equity    
Total MPLX LP partners’ capital 9,763 11,092
Noncontrolling interests 146 18
Total equity 9,909 11,110 [1]
Total liabilities, preferred units and equity 18,601 17,509
MPC    
Current assets:    
Receivables - related parties 167 242
Long-term receivables - related parties 16 11
Current liabilities:    
Payables - related parties 74 63
Limited Partners Common Units [Member] | MPC    
Equity    
Total MPLX LP partners’ capital 1,161 1,069
GP Held Limited Partners Common Units | MPC    
Equity    
Total MPLX LP partners’ capital 351 0
Limited Partners Class B Units    
Equity    
Total MPLX LP partners’ capital 133 133
General Partner | MPC    
Equity    
Total MPLX LP partners’ capital (242) 1,013
Public | Limited Partners Common Units [Member]    
Equity    
Total MPLX LP partners’ capital 8,360 8,086
Predecessor | MPC    
Equity    
Total MPLX LP partners’ capital $ 0 791
Total equity [1]   $ 791
[1] Financial information has been retrospectively adjusted for the acquisition of HST, WHC and MPLXT from MPC. See Notes 1 and 3.