v3.26.1
Consolidated Balance Sheets - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Assets    
Cash and cash equivalents $ 1,031 $ 2,137
Receivables, less allowance for expected credit loss 672 735
Inventories 200 172
Other current assets 41 51
Total current assets 2,876 3,994
Equity method investments 5,149 4,798
Property, plant and equipment, net 22,645 21,698
Intangibles, net 1,320 1,397
Goodwill 8,736 8,755
Right of use assets, net 261 276
Other noncurrent assets 1,190 1,125
Total assets 42,969 43,005
Liabilities    
Accounts payable 155 108
Accrued liabilities 301 254
Accrued property, plant and equipment 525 438
Long-term debt due within one year 1,251 1,502
Accrued interest payable 366 354
Operating lease liabilities 53 53
Total current liabilities 3,224 3,249
Long-term deferred revenue 110 119
Long-term debt 24,389 24,151
Deferred income taxes 25 25
Long-term operating lease liabilities 202 217
Total liabilities 28,717 28,477
Commitments and contingencies (see Note 17)
Equity    
Accumulated other comprehensive income 5 5
Total MPLX LP partners’ capital 14,027 14,301
Noncontrolling interests 225 227
Total equity 14,252 14,528
Total liabilities and equity 42,969 43,005
Related Party [Member]    
Assets    
Current assets - related parties 932 899
Other current assets 0 1
Right of use assets, net 238 239
Noncurrent assets - related parties 792 962
Liabilities    
Operating lease liabilities 2 2
Other current liabilities 410 399
Other long-term liabilities 399 364
Equity    
Limited Partners' Capital Account 4,741 4,845
Nonrelated Party [Member]    
Liabilities    
Other current liabilities 163 141
Other long-term liabilities 368 352
Equity    
Limited Partners' Capital Account $ 9,281 $ 9,451