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Additional disclosure items G.3.1. Litigation and legal risks (Details) - USD ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Disclosure of contingent liabilities [line items] |  |
Legal proceedings provision | $ 26 | $ 29
Joint ventures |  |
Disclosure of contingent liabilities [line items] |  |
Legal proceedings provision | 4 | 2
Legal proceedings contingent liability |  |
Disclosure of contingent liabilities [line items] |  |
Estimated financial effect of contingent liabilities | 687 | 438
Legal proceedings contingent liability | Joint ventures |  |
Disclosure of contingent liabilities [line items] |  |
Estimated financial effect of contingent liabilities | $ 5 | $ 5

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of the estimated financial effect of contingent liabilities. [Refer: Contingent liabilities [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2018-01-01 -Paragraph 86 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2018-03-01&anchor=para_86_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of provision for legal proceedings. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2018-01-01 -Section Example 10 A court case -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2018-03-01&anchor=sect_Example10Acourtcase&doctype=Illustrative%20Examples -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2018-01-01 -Paragraph 87 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2018-03-01&anchor=para_87&doctype=Standard -URIDate 2018-03-16 + Details
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- Details
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