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Provisions - Main Data of Defined Benefit Plans (Details) - EUR (€) € in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Net provision | € 338 | € 408 |
Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 309 | 385 |
Net provision | 338 | 408 |
Net assets | 29 | 23 |
Obligation | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 913 | 960 | € 1,086
Assets | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | (870) | (774) | (801)
Net provision before asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 43 | 186 |
Asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 266 | 199 |
Germany | Operating segments | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 107 | 223 |
Net provision | 117 | 231 |
Net assets | 10 | 8 |
Germany | Operating segments | Obligation | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 208 | 322 | 350
Germany | Operating segments | Assets | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | (101) | (99) | (95)
Germany | Operating segments | Net provision before asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 107 | 223 |
Germany | Operating segments | Asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 0 | 0 |
Brazil | Operating segments | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 137 | 88 |
Net provision | 138 | 103 |
Net assets | 1 | 15 |
Brazil | Operating segments | Obligation | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 622 | 549 | 643
Brazil | Operating segments | Assets | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | (751) | (660) | (693)
Brazil | Operating segments | Net provision before asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | (129) | (111) |
Brazil | Operating segments | Asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 266 | 199 |
Hispam | Operating segments | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 64 | 67 |
Net provision | 75 | 67 |
Net assets | 11 | 0 |
Hispam | Operating segments | Obligation | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 64 | 67 | 74
Hispam | Operating segments | Assets | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 0 | 0 |
Hispam | Operating segments | Net provision before asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 64 | 67 |
Hispam | Operating segments | Asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 0 | 0 |
Others | Operating segments | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 1 | 7 |
Net provision | 8 | 7 |
Net assets | 7 | 0 |
Others | Operating segments | Obligation | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 19 | 22 | 19
Others | Operating segments | Assets | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | (18) | (15) | € (13)
Others | Operating segments | Net provision before asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | 1 | 7 |
Others | Operating segments | Asset ceiling | Post-employment defined benefit plans |  |  |
Disclosure of net defined benefit liability (asset) [line items] |  |  |
Total | € 0 | € 0 |

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- Definition The amount of deficit or surplus in a defined benefit plan, adjusted for any effect of limiting a net defined benefit asset to the asset ceiling. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 140 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_140_a&doctype=Standard -URIDate 2022-03-24 + Details
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