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Share Repurchase Transactions and Other Comprehensive Loss (Tables)

3 Months Ended

Mar. 31, 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		4												4
Foreign currency translation adjustments, net    of $4 of income taxes						26								26
Balances at March 31, 2025	$	(17	)		$	(327	)		$	(13	)		$	(357	)

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- References

No definition available.

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- Definition

Tabular disclosure of the components of accumulated other comprehensive income (loss).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-14A

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 20
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481694/830-30-45-20

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