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Note 18 - Components of Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Income Tax Disclosure [Abstract] |  |
Deferred income taxes | $ 147 | $ 160
Other long-term liabilities | (13) | (15)
Net deferred tax assets | $ 134 | $ 145

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