Commitments and Contingencies Operating Lease Liability Maturity (Tables)

9 Months Ended

Sep. 30, 2019

Operating Lease, Liability, Maturity [Abstract]

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

The amounts contractually due on our operating lease liabilities at September 30, 2019 were as follows (in millions):

	Within 1 year		After 1 year and within 2 years		After 2 years and within 3 years		After 3 years and within 4 years		After 4 years and within 5 years		After 5 years		Total
Operating lease	$	19	$	15	$	13	$	13	$	12	$	29	$	101
Less: Present value discount													(11		)
Total operating lease liabilities													$	90

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

We have rental commitments for certain land, buildings, and equipment that expire over various contractual periods. Minimum non-cancelable operating lease commitments at December 31, 2018 were as follows (in millions):

	2019		2020		2021		2022		2023		Thereafter		Total
Minimum rentals on operating leases	$	19	$	14	$	11	$	10	$	9	$	34	$	97