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FINANCIAL RISK MANAGEMENT - Nominal Value of Currency Derivatives (Details) - Currency risk EUR_ in Millions | Dec. 31, 2020 EUR_
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Less than 1 year | Forward derivatives sales - USD/EUR |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 508
Less than 1 year | Forward derivatives sales - EUR/CHF |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 82
Less than 1 year | Forward derivatives sales - EUR/CZK |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 21
Less than 1 year | Forward derivatives sales - Other currencies |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 6
Less than 1 year | Forward derivatives purchases - USD/EUR |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 624
Less than 1 year | Forward derivatives purchases - EUR/CHF |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 128
Less than 1 year | Forward derivatives purchases - EUR/CZK |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 85
Less than 1 year | Forward derivatives purchases - Other currencies |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 0
Over 1 year | Forward derivatives sales - USD/EUR |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 246
Over 1 year | Forward derivatives sales - EUR/CHF |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 26
Over 1 year | Forward derivatives sales - EUR/CZK |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 0
Over 1 year | Forward derivatives sales - Other currencies |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 0
Over 1 year | Forward derivatives purchases - USD/EUR |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 61
Over 1 year | Forward derivatives purchases - EUR/CHF |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 44
Over 1 year | Forward derivatives purchases - EUR/CZK |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 29
Over 1 year | Forward derivatives purchases - Other currencies |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Nominal value | 0

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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 nominal amount of a hedging instrument. [Refer: Hedging instruments [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 23B -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_23B_a&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 24A -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_24A_d&doctype=Standard -URIDate 2020-01-01 + Details
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