Leases (Tables)

6 Months Ended

Jun. 30, 2019

Leases [Abstract]

Lessee, Operating Lease, Disclosure [Table Text Block]

(in millions)		June 30, 2019
Assets
Operating lease assets	Other non-current assets	$	95
Total operating lease assets		$	95
Liabilities
Current
Operating lease liabilities	Accounts payable and accrued expenses	$	22
Noncurrent
Operating lease liabilities	Other non-current liabilities	71
Total operating lease liabilities		$	93

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

Future minimum operating lease payments at December 31, 2018 were as follows:

(in millions)
2019	$	24
2020	21
2021	15
2022	13
2023	10
After 2023	38
Total minimum lease payments	$	121

(in millions)	Operating Leases
2019 (excluding the six months ended June 30, 2019)	$	11
2020	20
2021	15
2022	12
2023	9
After 2023	39
Total (undiscounted) lease payments	$	106
Less: Imputed interest	13
Present value of lease liabilities	$	93

Lease term and discount rate [Table Text Block]

Weighted-average remaining lease term (years)
Operating leases	8
Finance leases	3
Weighted-average discount rate
Operating leases	2.8	%
Finance leases	3.3	%