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Reorganization of Businesses - Reorganization of Businesses Accruals (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Restructuring Reserve [Roll Forward]
Accruals at January 1	$ 36	$ 34
Additional Charges	53	36	$ 32
Adjustments	(12)	(10)	10
Amount Used	(37)	(34)
Accruals at December 31	28	36	34
Reorganization costs
Restructuring Reserve [Roll Forward]
Accruals at January 1	26	34
Additional Charges	41	36
Adjustments	(7)	(10)
Amount Used	(37)	(34)
Accruals at December 31	23	26	34
Exit costs
Restructuring Reserve [Roll Forward]
Accruals at January 1	10
Additional Charges	0
Adjustments	(5)
Amount Used	0
Accruals at December 31	5	10
Exit Costs
Restructuring Reserve [Roll Forward]
Accruals at January 1	10	0
Additional Charges		10
Adjustments		0
Amount Used		0
Accruals at December 31		10	0
Employee separation costs
Restructuring Reserve [Roll Forward]
Additional Charges	41	36	$ 42
Adjustments	$ (7)
Reorganization And Exit Costs
Restructuring Reserve [Roll Forward]
Additional Charges		$ 46

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
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- Definition

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

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