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SENIOR NOTES (Tables)
12 Months Ended
Dec. 31, 2023
Senior Notes [Abstract]  
Schedule of Outstanding Senior Notes
The table below displays Holdings’ outstanding senior notes. Fair value is based on quoted market prices, but due to limited trading activity, these senior notes are considered Level 2 in the fair value hierarchy.
December 31, 2023December 31, 2022
(Dollars in millions)Date IssuedDate DuePrincipal
Amounts
Consolidated
Balance Sheet
Amount
Fair ValueConsolidated
Balance Sheet
Amount
Fair Value
4.868% Senior notes
6/5/20146/1/2044$400 $398 $369 $397 $343 
3.5% Senior notes
10/7/202010/15/20501,000 981 742 981 677 
3.125% Senior notes
10/4/202110/15/20521,000 970 688 969 627 
$2,400 $2,349 $1,799 $2,347 $1,647 
(Some amounts may not reconcile due to rounding.)
Schedule of Interest Expense Incurred with Senior Notes
Interest expense incurred in connection with these senior notes is as follows for the periods indicated:
Years Ended December 31,
(Dollars in millions)Interest PaidPayable Dates202320222021
4.868% Senior Notes
semi-annuallyJune 1/December 1$19 $19 $19 
3.5% Senior Notes
semi-annuallyApril 15/October 1535 35 35 
3.125% Senior Notes
semi-annuallyApril 15/October 1532 32 
$86 $86 $62 
(Some amounts may not reconcile due to rounding.)