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Interest Income and Other Non-Operating Income (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Other Income and Expenses [Abstract] |  |  |
Non-service pension and OPEB income | $ 797 | $ 1,665 | $ 1,316
Interest income | 429 | 335 | 266
Licensing agreements income | 165 | 296 | 74
Revaluation of investments | 80 | 258 | (56)
Other | (2) | 42 | 45
Total interest income and other non-operating income, net | $ 1,469 | $ 2,596 | $ 1,645

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- Definition Pension and Other Postretirement Benefits, Nonoperating Income + References No definition available. + Details
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- Definition Amount of income (expense) related to nonoperating activities, classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 + Details
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