Equity Method Investments (Tables)

12 Months Ended

Dec. 31, 2016

Equity Method Investments and Joint Ventures [Abstract]

Schedule Of Equity Method Investments

	Ownership as of	Carrying value at
	December 31,	December 31,
(In millions)	2016	2016		2015
Centennial	50%	$	35	$	37
Centrahoma Processing LLC	40%	104		111
Crowley Coastal Partners	50%	184		—
Crowley Ocean Partners(a)	50%	—		72
Explorer	25%	94		91
Illinois Extension Pipeline	35%	293		267
LOCAP	59%	22		22
LOOP	51%	277		243
MarkWest Utica EMG	56%	2,224		2,160
North Dakota Pipeline(b)	38%	30		287
Ohio Condensate(b)	60%	10		101
PFJ Southeast(c)	29%	283		—
TAAE	45%	33		27
TACE	61%	33		49
TAEI	34%	15		18
TAME(d)	50%	18		27
Other MPLX investments		129		86
Other		43		24
Total		$	3,827	$	3,622

^(a)  Crowley Ocean Partners merged into Crowley Coastal Partners in 2016.

^(b)  During 2016, we recorded an impairment charge of $267 million related to our investment in North Dakota Pipeline and an impairment charge of $89 million related to our investment in Ohio Condensate. See Note 17 for additional information.

^(c)  This joint venture with Pilot Flying J was formed in 2016. See Note 5.

^(d)  Excludes TAEI’s investment in TAME.

Summarized Financial Information For Equity Method Investees

Summarized financial information for equity method investees is as follows:

(In millions)	2016			2015		2014
Income statement data:
Revenues and other income	$	2,421		$	1,390	$	1,430
Income (loss) from operations	(116		)	332		379
Net income (loss)	(250		)	239		316
Balance sheet data – December 31:
Current assets	$	711		$	906
Noncurrent assets	8,170			6,418
Current liabilities	884			468
Noncurrent liabilities	1,462			1,130