Leases (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Future Minimum Rental Payments For Non-Cancelable Operating Leases

Future minimum rental payments for non-cancelable operating leases with initial or remaining terms in excess of one year are as follows:

	Minimum
	Rental Payments
	(In millions)
2018	$	217
2019	156
2020	115
2021	88
2022	68
Thereafter	178
Total minimum lease payments	$	822