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Affiliate Transactions (Tables)
12 Months Ended
Dec. 31, 2024
Related Party Transactions [Abstract]  
Schedule of affiliated revenue
The following table provides details of affiliate revenue:

Years Ended December 31,
2024
2023
2022
 (Dollars in millions)
Direct affiliate revenue
$1,665 1,622 1,697 
Allocated affiliate revenue
584 537 597 
Total affiliate revenue
$2,249 2,159 2,294