Non-Operating (Income) Expense

12 Months Ended

Dec. 31, 2022

Nonoperating Income (Expense) [Abstract]

Non-Operating (Income) Expense

Note 6. Non-operating (income) expense

	Year Ended December 31,
	2022		2021		2020
	(Dollars in millions)
Equity income of affiliated companies	$	(7)	$	(7)	$	(5)
Interest income	(76)		(11)		(3)
Pension (income) expense — non service	(37)		(13)		5
Foreign exchange	3		14		(35)
Others, net	(4)		1		—
	$	(121)	$	(16)	$	(38)