Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Lease Payments for Noncancelable Operating Leases

As of December 31, 2018, future minimum lease payments under non-cancellable operating lease agreements are as follows (in millions):

2019	$	64
2020	61
2021	60
2022	58
2023	41
Thereafter	133
Total	$	417