Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2019

Commitments and Contingencies Disclosure [Abstract]

Lease, Cost

Components of Lease Expense

	First Quarter 2019
	(in millions)
Lease cost (1)	$	2
Cash paid for amounts included in the measurement of lease liabilities	$	2
Weighted average remaining lease term (years)-operating leases	12.5
Weighted average discount rate-operating leases	3.0		%

Lessee, Operating Lease, Liability, Maturity

Future Minimum Rental Payments

	As of March 31, 2019
Year	(in millions)
2019 (remaining nine months)	$	6
2020	9
2021	8
2022	8
2023	9
Thereafter	72
Total lease payments (1)	112
Less: imputed interest	19
Total operating lease liabilities	$	93