Share Repurchase Transactions and Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2025

Equity [Abstract]

Components of Accumulated Other Comprehensive Loss

The components of accumulated other comprehensive loss are as follows (dollars in millions):

	Unrealized Gains (Losses) on Available-for-Sale Securities			Foreign Currency Translation Adjustments			Defined Benefit Plans			Total
Balances at December 31, 2024	$	(21	)	$	(353	)	$	(13	)	$	(387	)
Unrealized gains on available-for-sale    securities, net of $2 of income taxes		7									7
Foreign currency translation adjustments, net    of $14 of income taxes					71						71
Balances at June 30, 2025	$	(14	)	$	(282	)	$	(13	)	$	(309	)