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Provisions for employee benefits - Costs charged to the profit and loss account (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Disclosure Of Benefit Plans [Line Items] |  |
Administrative fees paid | € 1 |
Current service cost | 67 | € 69
Past service cost and (gains) losses on settlements | 127 | 107
- interest cost on liabilities | 29 | 26
- interest income on plan assets | (18) | (12)
Interest cost (income), net | 11 | 14
Remeasurements for long-term plans | (22) | (11)
Total | 184 | 179
Payroll and related costs |  |
Disclosure Of Benefit Plans [Line Items] |  |
Interest cost (income), net | 1 |
Total | 174 | 165
Financial income (expense) |  |
Disclosure Of Benefit Plans [Line Items] |  |
Interest cost (income), net | 10 | 14
Total | 10 | 14
Other benefit plans |  |
Disclosure Of Benefit Plans [Line Items] |  |
Current service cost | 52 | 49
Past service cost and (gains) losses on settlements | 127 | 107
- interest cost on liabilities | 1 |
Interest cost (income), net | 1 |
Remeasurements for long-term plans | (22) | (11)
Total | 158 | 145
Other benefit plans | Payroll and related costs |  |
Disclosure Of Benefit Plans [Line Items] |  |
Interest cost (income), net | 1 |
Total | 158 | 145
Defined benefit plan |  |
Disclosure Of Benefit Plans [Line Items] |  |
Current service cost | 15 | 20
- interest cost on liabilities | 28 | 26
- interest income on plan assets | (18) | (12)
Interest cost (income), net | 10 | 14
Administrative fees paid | 1 |
Total | 26 | 34
Defined benefit plan | Payroll and related costs |  |
Disclosure Of Benefit Plans [Line Items] |  |
Total | 16 | 20
Defined benefit plan | Financial income (expense) |  |
Disclosure Of Benefit Plans [Line Items] |  |
Interest cost (income), net | 10 | 14
Total | 10 | 14
Italian defined benefit plans |  |
Disclosure Of Benefit Plans [Line Items] |  |
Current service cost | 1 | 1
- interest cost on liabilities | 2 | 1
Interest cost (income), net | 2 | 1
Total | 3 | 2
Italian defined benefit plans | Payroll and related costs |  |
Disclosure Of Benefit Plans [Line Items] |  |
Total | 1 | 1
Italian defined benefit plans | Financial income (expense) |  |
Disclosure Of Benefit Plans [Line Items] |  |
Interest cost (income), net | 2 | 1
Total | 2 | 1
Foreign defined benefit plan |  |
Disclosure Of Benefit Plans [Line Items] |  |
Current service cost | 11 | 16
- interest cost on liabilities | 24 | 24
- interest income on plan assets | (18) | (12)
Interest cost (income), net | 6 | 12
Administrative fees paid | 1 |
Total | 18 | 28
Foreign defined benefit plan | Payroll and related costs |  |
Disclosure Of Benefit Plans [Line Items] |  |
Total | 12 | 16
Foreign defined benefit plan | Financial income (expense) |  |
Disclosure Of Benefit Plans [Line Items] |  |
Interest cost (income), net | 6 | 12
Total | 6 | 12
FISDE and other foreign medical plans |  |
Disclosure Of Benefit Plans [Line Items] |  |
Current service cost | 3 | 3
- interest cost on liabilities | 2 | 1
Interest cost (income), net | 2 | 1
Total | 5 | 4
FISDE and other foreign medical plans | Payroll and related costs |  |
Disclosure Of Benefit Plans [Line Items] |  |
Total | 3 | 3
FISDE and other foreign medical plans | Financial income (expense) |  |
Disclosure Of Benefit Plans [Line Items] |  |
Interest cost (income), net | 2 | 1
Total | € 2 | € 1

X
- Definition The amount of current cost for employee benefit plans. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Represent the gain loss on remeasurement of long term plans. + References No definition available. + Details
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- Definition Interest cost (income), employee benefit plans + References No definition available. + Details
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- Definition The amount of interest expense on liabilities for employee benefit plans. + References No definition available. + Details
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- Definition The amount of interest income on plan assets. + References No definition available. + Details
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- Definition The amount of past service cost and (gains) losses on settlements for employee benefit plans. + References No definition available. + Details
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- Definition The amount of employee benefit expense included in profit or loss relating to the employee benefit plans measured using actuarial assumptions. + References No definition available. + Details
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- Definition The amount of administration costs in the current period related to defined benefit plans that are not reflected in the return on plan assets. [Refer: Administrative expenses; Post-employment benefit expense in profit or loss, defined benefit plans] [Contrast: Increase (decrease) in net defined benefit liability (asset) resulting from administration costs not reflected in return on plan assets; Return on plan assets excluding interest income or expense, net of tax, defined benefit plans; Return on plan assets excluding interest income or expense, before tax, defined benefit plans] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 135 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_135_b&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The expense of employee service in the current period arising from defined benefit plans. [Refer: Post-employment benefit expense in profit or loss, defined benefit plans] [Contrast: Increase in net defined benefit liability (asset) resulting from current service cost] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 135 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_135_b&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of post-employment benefit expense included in profit or loss relating to defined benefit plans. [Refer: Profit (loss); Defined benefit plans [member]] [Contrast: Increase (decrease) in net defined benefit liability (asset) resulting from expense (income) in profit or loss] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 5 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_5&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 135 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_135_b&doctype=Standard -URIDate 2022-03-24 + Details
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