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Note 7 - Income Tax (Details Textual) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Statement Line Items [Line Items] |  |  |
After tax effect of expense not deductible in determining profit (loss) | $ 66 | $ 65 |
Charge related to withholding taxes for intra group international operations | $ 34 | $ 26 |
ARGENTINA |  |  |
Statement Line Items [Line Items] |  |  |
Deferred tax expense (income) relating to tax rate changes or imposition of new taxes |  |  | $ (46)
UNITED STATES |  |  |
Statement Line Items [Line Items] |  |  |
Deferred tax expense (income) relating to tax rate changes or imposition of new taxes |  |  | $ (15)

X
- Definition The amount of deferred tax expense or income relating to tax rate changes or the imposition of new taxes. [Refer: Deferred tax expense (income)] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 12 -IssueDate 2019-01-01 -Paragraph 80 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2019-en-r&anchor=para_80_d&doctype=Standard -URIDate 2019-03-27 + Details
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X
- Definition The amount represents the difference between the after tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible in determining profit (loss). + References No definition available. + Details
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X
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X
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