Restructuring and Other Charges - Schedule of Restructuring and Other Charges (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Restructuring and Related Activities [Abstract]
Layoff costs	$ 7	$ 113	$ 69
Net reversals of previously recorded layoff reserves	(3)	(21)	(6)
Pension, Other post-retirement benefits (costs) and deferred compensation - net settlement and curtailments	75	69	(7)
Non-cash asset impairments	15	5	442
Net loss related to divestitures of assets and businesses	(8)	8	63
Other	4	8	21
Restructuring and other charges	$ 90	$ 182	$ 582

Gain (Loss) On Divestitures Of Assets And Business, Included In Restructuring Charges

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- Definition

Reversal Of Previous Severance Costs

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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- Definition

Amount of gain (loss) recognized in net periodic benefit (cost) credit from settlement and curtailment.

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- Definition

Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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