Credit Losses on Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2023

Credit Loss [Abstract]

Financing Receivable, Allowance for Credit Loss

The following table presents the activity of our allowance for credit losses by accounts receivable portfolio for the three months ended March 31, 2023:

	Business		Mass Markets	Total
	(Dollars in millions)
As of December 31, 2022(1)	$	57	28	85
Provision for expected losses	12		15	27
Write-offs charged against the allowance	(12)		(18)	(30)
Recoveries collected	2		—	2
Ending balance at March 31, 2023(1)	$	59	25	84

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(1)As of March 31, 2023 and December 31, 2022, these amounts excluded a $5 million allowance for credit losses classified as held for sale related to the EMEA business included in the Business portfolio. See Note 2—Planned Divestiture of the EMEA Business.