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Income Taxes Income Tax Narrative (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2020 USD ($)
Income Tax Disclosure [Abstract] |
Tax benefit related to the enactment of the Swiss Tax Reform | $ 38
Tax benefit (charge) related to application of the Act's foreign tax provisions | $ (83)

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- Definition Tax benefit related to the enactment of the Swiss Tax Reform + References No definition available. + Details
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- References No definition available. + Details
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