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DEFERRED INCOME TAXES - Components of Unrecognized Deferred Tax Assets (Details) - EUR (€) € in Millions | Dec. 31, 2020 | Dec. 31, 2019
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Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | € (224) | € (259)
Tax losses |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | (81) | (84)
Long-term assets |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | (91) | (104)
Pensions |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | (16) | (20)
Other |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | (36) | (51)
Deductible temporary differences |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | (143) | (175)
Expiring within 5 years | Tax losses |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | (3) | (2)
Expiring after 5 years and limited | Tax losses |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | (55) | (62)
Unlimited | Tax losses |  |
Significant components of deferred tax assets and liabilities [line items] |  |
Related tax impact | € (23) | € (20)

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- Definition The amount of deductible temporary differences for which no deferred tax asset is recognised in the statement of financial position. [Refer: Temporary differences [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2020-01-01 -Paragraph 81 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2020-en-r&anchor=para_81_e&doctype=Standard -URIDate 2020-01-01 + Details
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