Reorganization of Businesses - Reorganization of Businesses Accruals (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Restructuring Reserve [Roll Forward]
Accruals at January 1	$ 28	$ 36
Additional Charges	38	53	$ 36
Adjustments	(10)	(12)	10
Amount Used	(38)	(37)
Accruals at December 31	28	28	36
Reorganization costs
Restructuring Reserve [Roll Forward]
Accruals at January 1	23	26
Additional Charges	48	41
Adjustments	(6)	(7)
Amount Used	(38)	(37)
Accruals at December 31	27	23	26
Exit costs
Restructuring Reserve [Roll Forward]
Accruals at January 1	5
Additional Charges	0
Adjustments	(4)
Amount Used	0
Accruals at December 31	1	5
Exit Costs
Restructuring Reserve [Roll Forward]
Accruals at January 1	5	10
Additional Charges		0
Adjustments		(5)
Amount Used		0
Accruals at December 31		5	10
Employee separation costs
Restructuring Reserve [Roll Forward]
Additional Charges	$ 48	41	$ 36
Reorganization And Exit Costs
Restructuring Reserve [Roll Forward]
Additional Charges		$ 41

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 17
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-17

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4.b.2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

+ References

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of restructuring charges, remediation cost, and asset impairment loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

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