Leases (Tables)

9 Months Ended

Sep. 30, 2023

Leases [Abstract]

Lease cost and other information

The components of lease expense were as follows:

	Three Months Ended		Three Months Ended		Nine Months Ended		Nine Months Ended
(DOLLARS IN MILLIONS)	September 30, 2023		September 30, 2022		September 30, 2023		September 30, 2022
Operating leases
Operating lease cost	$	32	$	31	$	105	$	99
Variable lease cost	10		12		42		36
Total operating lease cost	$	42	$	43	$	147	$	135
Finance leases
Finance lease cost	$	3	$	2	$	7	$	6

Supplemental cash flow information related to leases was as follows:

	Nine Months Ended		Nine Months Ended
(DOLLARS IN MILLIONS)	September 30, 2023		September 30, 2022
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows for operating leases	$	94	$	102
Operating cash flows for finance leases	1		—
Financing cash flows for finance leases	6		5
Right-of-use assets obtained in exchange for lease obligations
Operating leases	73		154
Finance leases	17		4