Consolidated Balance Sheets - USD ($) $ in Millions		Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	[1]	$ 415	$ 1,393
Receivables, less allowance for doubtful accounts		5,760	7,233
Inventories		7,999	9,804
Other current assets		2,724	893
Assets held for sale		11,389	11,135
Total current assets		28,287	30,458
Equity method investments		5,422	6,568
Property, plant and equipment, net		39,035	40,870
Goodwill		8,256	15,650
Right of use assets		1,521	1,806
Other noncurrent assets		2,637	3,204
Total assets		85,158	98,556
Current liabilities:
Accounts payable		7,803	11,222
Payroll and benefits payable		732	987
Accrued taxes		1,105	1,015
Debt due within one year		2,854	704
Operating lease liabilities		497	514
Other current liabilities		822	758
Liabilities held for sale		1,850	1,748
Total current liabilities		15,663	16,948
Long-term debt		28,730	28,020
Deferred income taxes		6,203	6,392
Defined benefit postretirement plan obligations		2,121	1,617
Long-term operating lease liabilities		1,014	1,300
Deferred credits and other liabilities		1,207	1,172
Total liabilities		54,938	55,449
Commitments and contingencies (see Note 29)
Redeemable noncontrolling interest		968	968
MPC stockholders’ equity:
Preferred stock, no shares issued and outstanding (par value $0.01 per share, 30 million shares authorized)		0	0
Common stock:
Issued – 980 million and 978 million shares (par value $0.01 per share, 2 billion shares authorized)		10	10
Held in treasury, at cost – 329 million and 329 million shares		(15,157)	(15,143)
Additional paid-in capital		33,208	33,157
Retained earnings		4,650	15,990
Accumulated other comprehensive loss		(512)	(320)
Total MPC stockholders’ equity		22,199	33,694
Noncontrolling interests		7,053	8,445
Total equity		29,252	42,139
Total liabilities, redeemable noncontrolling interest and equity		$ 85,158	$ 98,556

[1] Excludes $140 million and $134 million of cash included in assets held for sale representing Speedway store cash.