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Accounts Receivable (Tables)
 3 Months Ended
Mar. 31, 2025
Receivables [Abstract]  
Schedule of Accounts Receivable
Accounts receivable consist of the following:
(Dollars in millions)March 31, 2025December 31, 2024
Accounts receivable$255 $254 
Less allowance for credit losses(1)(1)
Accounts receivable, net $254 $253