Leases (Tables)

6 Months Ended

Jun. 30, 2022

Leases [Abstract]

Lease cost and other information

The components of lease expense were as follows:

	Three Months Ended		Three Months Ended		Six Months Ended		Six Months Ended
(DOLLARS IN MILLIONS)	June 30, 2022		June 30, 2021		June 30, 2022		June 30, 2021
Operating lease cost	$	45	$	46	$	92	$	78
Finance lease cost	2		1		4		2

Supplemental cash flow information related to leases was as follows:

	Six Months Ended		Six Months Ended
(DOLLARS IN MILLIONS)	June 30, 2022		June 30, 2021
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows for operating leases	$	70	$	60
Financing cash flows for finance leases	3		2
Right-of-use assets obtained in exchange for lease obligations
Operating leases	30		31
Finance leases	2		15