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Restructuring and Asset Related Charges Asset Impairments (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Other Asset Related [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Accelerated Prepaid Royalty Amortization Expense |  |  | $ 125 | $ 159 |
IPR&D [Member] |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) | $ 90 | $ 54 |  |  | $ 144
Impairment of Intangible Assets Indefinite lived Excluding Goodwill After Tax | $ 69 | $ 41 |  |  | $ 110

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- Definition Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275 Reference 2: 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=123570139&loc=d3e3602-108585 + Details
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