Leases (Tables)

6 Months Ended

Jun. 30, 2019

Leases

Schedule of components of lease expense

	Three Months Ended		Six Months Ended
($ in millions)	June 30, 2019		June 30, 2019
Operating lease expense	$	(16)	$	(33)
Variable lease expense		(8)		(10)
Sublease income		1		2
Net lease expense	$	(23)	$	(41)

Schedule of supplemental cash flow information related to leases

	Three Months Ended		Six Months Ended
($ in millions)	June 30, 2019		June 30, 2019
Cash paid for amounts included in the measurements of lease liabilities - Operating cash flows from operating leases	$	(20)	$	(36)
ROU assets obtained in exchange for operating lease obligations		13		23

Schedule of supplemental balance sheet information related to leases

($ in millions)	Balance Sheet Location	June 30, 2019
Operating lease ROU asset	Other assets	$	240
Current operating lease liabilities	Other current liabilities		55
Noncurrent operating lease liabilities	Other liabilities		185

Schedule of weighted average remaining lease term and weighted average discount rate of operating leases

	June 30, 2019
Weighted average remaining lease term in years	10
Weighted average discount rate (%)	4.4

Schedule of the maturities of lease liabilities

($ in millions)	Operating Leases
2019 (excluding the six months ended June 30, 2019)	$	31
2020		53
2021		44
2022		37
2023		29
Thereafter		102
Future value of lease liabilities		296
Less: Imputed interest		(56)
Present value of lease liabilities	$	240

Schedule of noncancelable operating leases

($ in millions)
2019	$	66
2020		52
2021		41
2022		34
2023		25
Thereafter		87
Total future lease payments	$	305