Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2023

Receivables [Abstract]

Schedule of the entity's accounts receivable balances

The following table presents details of our accounts receivable balances:

	As of December 31,
	2023		2022(1)
	(Dollars in millions)
Trade and purchased receivables	$	287	320
Earned and unbilled (credits) receivables	(15)		23
Other	23		40
Total accounts receivable	295		383
Less: allowance for credit losses	(34)		(36)
Accounts receivable, less allowance	$	261	347

______________________________________________________________________

(1)Amounts have been adjusted to reflect the immaterial correction of accounts receivable. See Note 1—Background and Summary of Significant Accounting Policies under the header Correction of Immaterial Errors.