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Accounts Receivable (Tables)
12 Months Ended
Dec. 31, 2022
Receivables [Abstract]  
Schedule of Accounts Receivable
Accounts receivable consist of the following:
December 31,
(Dollars in millions)20222021
Accounts receivable$168 $157 
Less allowance for credit losses(2)(1)
Accounts receivable, net
$166 $156