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Trade and other payables (Details Textual) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Disclosure Of Trade And Other Payables Explanatory [Line Items] |  |  |
Adjustments for increase (decrease) in trade and other payables | € 642 | € 284 | € 1,495
Trade and other payables | 16,902 | 16,793 |
Other current liabilities | 3,980 | € 1,515 |
Euro [Member] |  |  |
Disclosure Of Trade And Other Payables Explanatory [Line Items] |  |  |
Trade and other payables | 6,484 |  |
Us Dollar [Member] |  |  |
Disclosure Of Trade And Other Payables Explanatory [Line Items] |  |  |
Trade and other payables | 9,403 |  |
Increase (decrease) due to application of IFRS 15 [member] |  |  |
Disclosure Of Trade And Other Payables Explanatory [Line Items] |  |  |
Adjustments for increase (decrease) in trade and other payables | 113 |  |
Exploration & Production [Member] |  |  |
Disclosure Of Trade And Other Payables Explanatory [Line Items] |  |  |
Other current liabilities | 1,004 |  |
Exploration & Production [Member] | Reclassification to other current liabilities IFRS 15 [Member] |  |  |
Disclosure Of Trade And Other Payables Explanatory [Line Items] |  |  |
Other current liabilities | € 785 |  |

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- Definition Adjustments for increase (decrease) in trade and other payables to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Trade and other payables; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_20&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Current liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_55&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of trade payables and other payables. [Refer: Trade payables; Other payables] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 54 -Subparagraph k -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_54_k&doctype=Standard -URIDate 2018-03-16 + Details
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