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Other Income and Expenses Net - Other Income and Expenses Net (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Other Income And Expenses [Abstract] |  |  |
Research and development funding | $ 231 | $ 132 | $ 52
Phase-out and start-up costs | (8) | (38) | (1)
Exchange gains and losses, net | 8 |  | 4
Patent costs | (11) | (1) | (8)
Gain on sale of non-current assets | 14 | 7 | 8
COVID-19 incremental costs | (32) | 0 | 0
Other, net |  | 3 | (2)
Total | $ 202 | $ 103 | $ 53

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- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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