Property, Plant and Equipment (Notes)

3 Months Ended

Mar. 31, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Text Block]

 Property, Plant and Equipment, net of Accumulated Depreciation, Depletion and Amortization

	March 31,		December 31,
(In millions)	2018		2017
United States E&P	$	15,922	$	15,867
International E&P	926		1,710
Corporate	83		88
Net property, plant and equipment	$	16,931	$	17,665

Exploratory well costs capitalized greater than one year after completion of drilling are associated with one project in E.G. with costs of $32 million as of both March 31, 2018 and December 31, 2017.