Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2018

Property, Plant and Equipment [Abstract]

Schedule Of Property Plant And Equipment [Table Text Block]

	June 30,		December 31,
(In millions)	2018		2017
United States E&P	$	15,953	$	15,867
International E&P	846		1,710
Corporate	82		88
Net property, plant and equipment	$	16,881	$	17,665