Property, Plant and Equipment (Tables)

3 Months Ended

Mar. 31, 2018

Property, Plant and Equipment [Abstract]

Schedule Of Property Plant And Equipment [Table Text Block]

	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