Property, Plant and Equipment

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

PROPERTY, PLANT AND EQUIPMENT

(In millions)	Estimated Useful Lives	December 31,
		2018		2017
Refining & Marketing	4 - 30 years	$	27,590	$	19,490
Retail	4 - 25 years	6,637		5,358
Midstream	3 - 51 years	25,692		14,898
Corporate and Other	4 - 40 years	1,294		792
Total		61,213		40,538
Less accumulated depreciation		16,155		14,095
Property, plant and equipment, net		$	45,058	$	26,443

Property, plant and equipment includes gross assets acquired under capital leases of $786 million and $602 million at December 31, 2018 and 2017, respectively, with related amounts in accumulated depreciation of $202 million and $248 million at December 31, 2018 and 2017. Property, plant and equipment includes construction in progress of $3.49 billion and $2.20 billion at December 31, 2018 and 2017, respectively, which primarily relates to capital projects at our refineries and midstream facilities.