Receivables

12 Months Ended

Dec. 31, 2023

Receivables [Abstract]

Receivables

6. Receivables

(Dollars in millions)	December 31,
	2023			2022			2021
Receivables	$	2,206		$	1,916		$	1,707
Allowance for credit loss at beginning of year		(10	)		(8	)		(12	)
addition to allowance		(2	)		(4	)		(0	)
Write-off against allowance		3			2			4
Translation difference		(0	)		0			1
Allowance for credit loss at end of year		(8	)		(10	)		(8	)
Total receivables, net of allowance	$	2,198		$	1,907		$	1,699