Leases (Tables)

6 Months Ended

Jun. 30, 2020

Leases

Schedule of supplemental balance sheet information related to leases

($ in millions)	Balance Sheet Location	June 30, 2020		December 31, 2019
Operating leases:
Operating lease ROU asset	Other assets	$	248	$	239
Current operating lease liabilities	Other current liabilities		58		58
Noncurrent operating lease liabilities	Other liabilities		183		181
Finance leases:
Finance lease ROU assets, net	Property, plant and equipment, net	$	8	$	—
Current finance lease liabilities	Short-term debt and current portion of long-term debt		1		—
Noncurrent finance lease liabilities	Long-term debt		6		—