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Provisions for employee benefits | 12 Months Ended
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Dec. 31, 2018
Provisions for Employee Benefits [Abstract] |
Disclosure of employee benefits [text block] | 21 Provisions for employee benefits
(€ million) |  | December 31, 2018 |  | December 31, 2017
Italian defined benefit plans |  |  | 275 |  |  |  | 284 |
Foreign defined benefit plans |  |  | 385 |  |  |  | 409 |
FISDE, foreign medical plans and other |  |  | 148 |  |  |  | 135 |
Defined benefit plans |  |  | 808 |  |  |  | 828 |
Other benefit plans |  |  | 309 |  |  |  | 194 |
Provision for employee benefits |  |  | 1,117 |  |  |  | 1,022 |
The liability relating to Eni’s commitment to cover the healthcare costs of personnel is determined on the basis of the contributions paid by the Company. Other employee benefit plans related to deferred monetary incentive plans for €136 million, the isopensione plans of Eni gas e luce SpA for €132 million, jubilee awards for €22 million, long-term incentive plan still outstanding for €8 million and other long-term plans for €11 million. Present value of employee benefits, estimated by applying actuarial techniques, consisted of the following:
|  | December 31, 2018 |  |  | December 31, 2017 |
|  |  |  |  |  |  |  | FISDE, |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FISDE |  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  | foreign |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | foreign |  |  |  |  |  |  |  |  |  |
|  | Italian |  |  | Foreign |  |  | medical |  |  |  |  |  |  |  |  |  |  |  | Italian |  |  | Foreign |  |  | medical |  |  |  |  |  |  |  |  |  |
|  | defined |  |  | defined |  |  | plans |  |  | Defined |  |  | Other |  |  |  |  |  | defined |  |  | defined |  |  | plans |  |  | Defined |  |  | Other |  |  |  |
|  | benefit |  |  | benefit |  |  | and |  |  | benefit |  |  | benefit |  |  |  |  |  | benefit |  |  | benefit |  |  | and |  |  | benefit |  |  | benefit |  |  |  |
(€ million) |  | plans |  |  | plans |  |  | other |  |  | plans |  |  | plans |  |  | Total |  |  | plans |  |  | plans |  |  | other |  |  | plans |  |  | plans |  |  | Total |
Present value of benefit liabilities at beginning of year |  |  | 284 |  |  |  | 997 |  |  |  | 135 |  |  |  | 1,416 |  |  |  | 194 |  |  |  | 1,610 |  |  |  | 298 |  |  |  | 895 |  |  |  | 136 |  |  |  | 1,329 |  |  |  | 158 |  |  |  | 1,487 |
Current cost |  |  |  |  |  |  | 27 |  |  |  | 2 |  |  |  | 29 |  |  |  | 42 |  |  |  | 71 |  |  |  |  |  |  |  | 24 |  |  |  | 2 |  |  |  | 26 |  |  |  | 54 |  |  |  | 80 |
Interest cost |  |  | 4 |  |  |  | 31 |  |  |  | 2 |  |  |  | 37 |  |  |  | 1 |  |  |  | 38 |  |  |  | 3 |  |  |  | 29 |  |  |  | 2 |  |  |  | 34 |  |  |  | 1 |  |  |  | 35 |
Remeasurements: |  |  | 1 |  |  |  | (25 | ) |  |  | 13 |  |  |  | (11 | ) |  |  | 30 |  |  |  | 19 |  |  |  | (6 | ) |  |  | 54 |  |  |  | (1 | ) |  |  | 47 |  |  |  | 3 |  |  |  | 50 |
- actuarial (gains) losses due to changes in demographic assumptions |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (14 | ) |  |  |  |  |  |  | (14 | ) |  |  |  |  |  |  | (14 | )
- actuarial (gains) losses due to changes in financial assumptions |  |  |  |  |  |  | (31 | ) |  |  | 1 |  |  |  | (30 | ) |  |  | 29 |  |  |  | (1 | ) |  |  | (5 | ) |  |  | 71 |  |  |  |  |  |  |  | 66 |  |  |  | 3 |  |  |  | 69 |
- experience (gains) losses |  |  | 1 |  |  |  | 6 |  |  |  | 12 |  |  |  | 19 |  |  |  | 1 |  |  |  | 20 |  |  |  | (1 | ) |  |  | (3 | ) |  |  | (1 | ) |  |  | (5 | ) |  |  |  |  |  |  | (5 | )
Past service cost and (gains) losses settlements |  |  |  |  |  |  | 2 |  |  |  | 1 |  |  |  | 3 |  |  |  | 115 |  |  |  | 118 |  |  |  |  |  |  |  | (1 | ) |  |  | 2 |  |  |  | 1 |  |  |  | 28 |  |  |  | 29 |
Plan contributions: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |
- employee contributions |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |
Benefits paid |  |  | (15 | ) |  |  | (35 | ) |  |  | (9 | ) |  |  | (59 | ) |  |  | (74 | ) |  |  | (133 | ) |  |  | (10 | ) |  |  | (37 | ) |  |  | (6 | ) |  |  | (53 | ) |  |  | (36 | ) |  |  | (89 | )
Reclassification to asset held for sale |  |  |  |  |  |  | (8 | ) |  |  |  |  |  |  | (8 | ) |  |  |  |  |  |  | (8 | ) |  |  |  |  |  |  | (12 | ) |  |  |  |  |  |  | (12 | ) |  |  | (2 | ) |  |  | (14 | )
Changes in the scope of consolidation |  |  |  |  |  |  | (90 | ) |  |  |  |  |  |  | (90 | ) |  |  | (2 | ) |  |  | (92 | ) |  |  | (1 | ) |  |  | (15 | ) |  |  | (1 | ) |  |  | (17 | ) |  |  | (3 | ) |  |  | (20 | )
Currency translation differences and other changes |  |  | 1 |  |  |  | 26 |  |  |  | 4 |  |  |  | 31 |  |  |  | 3 |  |  |  | 34 |  |  |  |  |  |  |  | 59 |  |  |  | 1 |  |  |  | 60 |  |  |  | (9 | ) |  |  | 51 |
Present value of benefit liabilities at end of year (a) |  |  | 275 |  |  |  | 925 |  |  |  | 148 |  |  |  | 1,348 |  |  |  | 309 |  |  |  | 1,657 |  |  |  | 284 |  |  |  | 997 |  |  |  | 135 |  |  |  | 1,416 |  |  |  | 194 |  |  |  | 1,610 |
Plan assets at beginning of year |  |  |  |  |  |  | 588 |  |  |  |  |  |  |  | 588 |  |  |  |  |  |  |  | 588 |  |  |  |  |  |  |  | 619 |  |  |  |  |  |  |  | 619 |  |  |  |  |  |  |  | 619 |
Interest income |  |  |  |  |  |  | 17 |  |  |  |  |  |  |  | 17 |  |  |  |  |  |  |  | 17 |  |  |  |  |  |  |  | 20 |  |  |  |  |  |  |  | 20 |  |  |  |  |  |  |  | 20 |
Return on plan assets |  |  |  |  |  |  | (21 | ) |  |  |  |  |  |  | (21 | ) |  |  |  |  |  |  | (21 | ) |  |  |  |  |  |  | 12 |  |  |  |  |  |  |  | 12 |  |  |  |  |  |  |  | 12 |
Plan contributions: |  |  |  |  |  |  | 25 |  |  |  |  |  |  |  | 25 |  |  |  |  |  |  |  | 25 |  |  |  |  |  |  |  | 24 |  |  |  |  |  |  |  | 24 |  |  |  |  |  |  |  | 24 |
- employee contributions |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  | 1 |
- employer contributions |  |  |  |  |  |  | 24 |  |  |  |  |  |  |  | 24 |  |  |  |  |  |  |  | 24 |  |  |  |  |  |  |  | 23 |  |  |  |  |  |  |  | 23 |  |  |  |  |  |  |  | 23 |
Benefits paid |  |  |  |  |  |  | (26 | ) |  |  |  |  |  |  | (26 | ) |  |  |  |  |  |  | (26 | ) |  |  |  |  |  |  | (25 | ) |  |  |  |  |  |  | (25 | ) |  |  |  |  |  |  | (25 | )
Changes in the scope of consolidation |  |  |  |  |  |  | (64 | ) |  |  |  |  |  |  | (64 | ) |  |  |  |  |  |  | (64 | ) |  |  |  |  |  |  | (15 | ) |  |  |  |  |  |  | (15 | ) |  |  |  |  |  |  | (15 | )
Currency translation differences and other changes |  |  |  |  |  |  | 26 |  |  |  |  |  |  |  | 26 |  |  |  |  |  |  |  | 26 |  |  |  |  |  |  |  | (47 | ) |  |  |  |  |  |  | (47 | ) |  |  |  |  |  |  | (47 | )
Plan assets at end of year (b) |  |  |  |  |  |  | 545 |  |  |  |  |  |  |  | 545 |  |  |  |  |  |  |  | 545 |  |  |  |  |  |  |  | 588 |  |  |  |  |  |  |  | 588 |  |  |  |  |  |  |  | 588 |
Asset ceiling at beginning of year |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Change in asset ceiling |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset ceiling at end of year (c) |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net liability recognized at end of year (a-b+c) |  |  | 275 |  |  |  | 385 |  |  |  | 148 |  |  |  | 808 |  |  |  | 309 |  |  |  | 1,117 |  |  |  | 284 |  |  |  | 409 |  |  |  | 135 |  |  |  | 828 |  |  |  | 194 |  |  |  | 1,022 |
Employee benefit plans included the liability attributable to partners operating in exploration and production activities of  €181 million ( €177 million at December 31, 2017). Eni recorded a receivable for an amount equivalent to such liability. Costs charged to the profit and loss account consisted of the following:
(€ million) |  | Italian defined benefit plans |  | Foreign defined benefit plans |  | FISDE, foreign medical plans and other |  | Defined benefit plans |  | Other benefit plans |  | Total
2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current cost |  |  |  |  |  |  | 27 |  |  |  | 2 |  |  |  | 29 |  |  |  | 42 |  |  |  | 71 |
Past service cost and (gains) losses on settlements |  |  |  |  |  |  | 2 |  |  |  | 1 |  |  |  | 3 |  |  |  | 115 |  |  |  | 118 |
Interest cost (income), net: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
- interest cost on liabilities |  |  | 4 |  |  |  | 31 |  |  |  | 2 |  |  |  | 37 |  |  |  | 1 |  |  |  | 38 |
- interest income on plan assets |  |  |  |  |  |  | (17 | ) |  |  |  |  |  |  | (17 | ) |  |  |  |  |  |  | (17 | )
Total interest cost (income), net |  |  | 4 |  |  |  | 14 |  |  |  | 2 |  |  |  | 20 |  |  |  | 1 |  |  |  | 21 |
- of which recognized in “Payroll and related cost” |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  | 1 |
- of which recognized in “Financial income (expense)” |  |  | 4 |  |  |  | 14 |  |  |  | 2 |  |  |  | 20 |  |  |  |  |  |  |  | 20 |
Remeasurements for long-term plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 |  |  |  | 30 |
Total |  |  | 4 |  |  |  | 43 |  |  |  | 5 |  |  |  | 52 |  |  |  | 188 |  |  |  | 240 |
- of which recognized in “Payroll and related cost” |  |  |  |  |  |  | 29 |  |  |  | 3 |  |  |  | 32 |  |  |  | 188 |  |  |  | 220 |
- of which recognized in “Financial income (expense)” |  |  | 4 |  |  |  | 14 |  |  |  | 2 |  |  |  | 20 |  |  |  |  |  |  |  | 20 |
2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current cost |  |  |  |  |  |  | 24 |  |  |  | 2 |  |  |  | 26 |  |  |  | 54 |  |  |  | 80 |
Past service cost and (gains) losses on settlements |  |  |  |  |  |  | (1 | ) |  |  | 2 |  |  |  | 1 |  |  |  | 28 |  |  |  | 29 |
Interest cost (income), net: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
- interest cost on liabilities |  |  | 3 |  |  |  | 29 |  |  |  | 2 |  |  |  | 34 |  |  |  | 1 |  |  |  | 35 |
- interest income on plan assets |  |  |  |  |  |  | (20 | ) |  |  |  |  |  |  | (20 | ) |  |  |  |  |  |  | (20 | )
Total interest cost (income), net |  |  | 3 |  |  |  | 9 |  |  |  | 2 |  |  |  | 14 |  |  |  | 1 |  |  |  | 15 |
- of which recognized in “Payroll and related cost” |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  | 1 |
- of which recognized in “Financial income (expense)” |  |  | 3 |  |  |  | 9 |  |  |  | 2 |  |  |  | 14 |  |  |  |  |  |  |  | 14 |
Remeasurements for long-term plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  | 3 |
Total |  |  | 3 |  |  |  | 32 |  |  |  | 6 |  |  |  | 41 |  |  |  | 86 |  |  |  | 127 |
- of which recognized in “Payroll and related cost” |  |  |  |  |  |  | 23 |  |  |  | 4 |  |  |  | 27 |  |  |  | 86 |  |  |  | 113 |
- of which recognized in “Financial income (expense)” |  |  | 3 |  |  |  | 9 |  |  |  | 2 |  |  |  | 14 |  |  |  |  |  |  |  | 14 |
Costs of defined benefit plans recognized in other comprehensive income consisted of the following:
|  | 2018 |  | 2017
(€ million) |  | Italian defined benefit plans |  | Foreign defined benefit plans |  | FISDE, foreign medical plans and other |  | Total |  | Italian defined benefit plans |  | Foreign defined benefit plans |  | FISDE, foreign medical plans and other |  | Total
Remeasurements |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Actuarial (gains)/losses due to changes in demographic assumptions |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (14 | ) |  |  |  |  |  |  | (14 | )
Actuarial (gains)/losses due to changes in financial assumptions |  |  |  |  |  |  | (31 | ) |  |  | 1 |  |  |  | (30 | ) |  |  | (5 | ) |  |  | 71 |  |  |  |  |  |  |  | 66 |
Experience (gains) losses |  |  | 1 |  |  |  | 6 |  |  |  | 12 |  |  |  | 19 |  |  |  | (1 | ) |  |  | (3 | ) |  |  | (1 | ) |  |  | (5 | )
Return on plan assets |  |  |  |  |  |  | 21 |  |  |  |  |  |  |  | 21 |  |  |  |  |  |  |  | (12 | ) |  |  |  |  |  |  | (12 | )
Change in asset ceiling |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  |  | 1 |  |  |  | 1 |  |  |  | 13 |  |  |  | 15 |  |  |  | (6 | ) |  |  | 42 |  |  |  | (1 | ) |  |  | 35 |
Plan assets consisted of the following:
(€ million) |  | Cash and cash equivalents |  |  | Equity securities |  |  | Debt securities |  |  | Real estate |  |  | Derivatives |  |  | Investment funds |  |  | Assets held by insurance company |  |  | Other |  |  | Total |
December 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Plan assets with a quoted market price |  |  | 115 |  |  |  | 37 |  |  |  | 238 |  |  |  | 6 |  |  |  | 2 |  |  |  | 56 |  |  |  | 18 |  |  |  | 70 |  |  |  | 542 |
Plan assets without a quoted market price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  | 3 |
|  |  | 115 |  |  |  | 37 |  |  |  | 238 |  |  |  | 6 |  |  |  | 2 |  |  |  | 56 |  |  |  | 21 |  |  |  | 70 |  |  |  | 545 |
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Plan assets with a quoted market price |  |  | 16 |  |  |  | 48 |  |  |  | 329 |  |  |  | 10 |  |  |  | 9 |  |  |  | 60 |  |  |  | 13 |  |  |  | 100 |  |  |  | 585 |
Plan assets without a quoted market price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  | 3 |
|  |  | 16 |  |  |  | 48 |  |  |  | 329 |  |  |  | 10 |  |  |  | 9 |  |  |  | 60 |  |  |  | 16 |  |  |  | 100 |  |  |  | 588 |
The main actuarial assumptions used in the measurement of the liabilities at year-end and in the estimate of costs expected for 2019 consisted of the following :
|  |  |  |  |  | Italian defined benefit plans |  |  | Foreign defined benefit plans |  |  | FISDE, foreign medical plans and other |  |  | Other long-term benefit plans |
2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  | (%) |  |  |  |  | 1.5 |  |  |  |  |  | 0.8-18.0 |  |  |  |  |  | 1.5 |  |  |  |  |  | 0.2-1.5 |  |
Rate of compensation increase |  |  | (%) |  |  |  |  | 2.5 |  |  |  |  |  | 1.5-16.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rate of price inflation |  |  | (%) |  |  |  |  | 1.5 |  |  |  |  |  | 0.8-16.0 |  |  |  |  |  | 1.5 |  |  |  |  |  | 1.5 |  |
Life expectations on retirement at age 65 |  |  | (years) |  |  |  |  |  |  |  |  |  |  | 13-25 |  |  |  |  |  | 24 |  |  |  |  |  |  |  |
2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  | (%) |  |  |  |  | 1.5 |  |  |  |  |  | 0.6-15.5 |  |  |  |  |  | 1.5 |  |  |  |  |  | 0.0-1.5 |  |
Rate of compensation increase |  |  | (%) |  |  |  |  | 2.5 |  |  |  |  |  | 1.5-13.5 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rate of price inflation |  |  | (%) |  |  |  |  | 1.5 |  |  |  |  |  | 0.6-14.8 |  |  |  |  |  | 1.5 |  |  |  |  |  | 1.5 |  |
Life expectations on retirement at age 65 |  |  | (years) |  |  |  |  |  |  |  |  |  |  | 13-24 |  |  |  |  |  | 24 |  |  |  |  |  |  |  |
The following is an analysis by geographical area related to the main actuarial assumptions used in the valuation of the principal foreign defined benefit plans:
|  |  |  |  |  | Euro area |  |  | Rest of Europe |  |  | Africa |  |  | Other areas |  |  | Foreign defined benefit plans |
2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  | (%) |  |  |  |  | 1.5-1.9 |  |  |  |  |  | 0.8-2.9 |  |  |  |  |  | 3.7-18.0 |  |  |  |  |  | 8.0-13.3 |  |  |  |  |  | 0.8-18.0 |  |
Rate of compensation increase |  |  | (%) |  |  |  |  | 1.5-3.0 |  |  |  |  |  | 2.5-3.8 |  |  |  |  |  | 5.0-16.5 |  |  |  |  |  | 10.0-13.3 |  |  |  |  |  | 1.5-16.5 |  |
Rate of price inflation |  |  | (%) |  |  |  |  | 1.5-2.0 |  |  |  |  |  | 0.8-3.3 |  |  |  |  |  | 3.7-16.0 |  |  |  |  |  | 3.5-5.0 |  |  |  |  |  | 0.8-16.0 |  |
Life expectations on retirement at age 65 |  |  | (years) |  |  |  |  | 21-22 |  |  |  |  |  | 23-25 |  |  |  |  |  | 13-17 |  |  |  |  |  |  |  |  |  |  |  | 13-25 |  |
2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  | (%) |  |  |  |  | 1.5-1.8 |  |  |  |  |  | 0.6-2.5 |  |  |  |  |  | 3.7-15.5 |  |  |  |  |  | 4.1-8.0 |  |  |  |  |  | 0.6-15.5 |  |
Rate of compensation increase |  |  | (%) |  |  |  |  | 1.5-3.0 |  |  |  |  |  | 2.5-3.7 |  |  |  |  |  | 5.0-13.5 |  |  |  |  |  | 1.5-10.0 |  |  |  |  |  | 1.5-13.5 |  |
Rate of price inflation |  |  | (%) |  |  |  |  | 1.5-1.9 |  |  |  |  |  | 0.6-3.4 |  |  |  |  |  | 3.7-14.8 |  |  |  |  |  | 1.5-4.8 |  |  |  |  |  | 0.6-14.8 |  |
Life expectations on retirement at age 65 |  |  | (years) |  |  |  |  | 21-24 |  |  |  |  |  | 22-24 |  |  |  |  |  | 13-17 |  |  |  |  |  |  |  |  |  |  |  | 13-24 |  |
The effects of a possible change in the main actuarial assumptions at the end of the year are listed below:
|  | Discount rate |  | Rate of price inflation |  | Rate of increases in pensionable salaries |  | Healthcare cost trend rate |  | Rate of increases to pensions in payment
(€ million) |  | 0.5% Increase |  | 0.5% Decrease |  | 0.5% Increase |  | 0.5% Increase |  | 0.5% Increase |  | 0.5% Increase
December 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Italian defined benefit plans |  |  | (12 | ) |  |  | 13 |  |  |  | 8 |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign defined benefit plans |  |  | (58 | ) |  |  | 65 |  |  |  | 23 |  |  |  | 15 |  |  |  |  |  |  |  | 18 |
FISDE, foreign medical plans and other |  |  | (7 | ) |  |  | 8 |  |  |  |  |  |  |  |  |  |  |  | 6 |  |  |  |  |
Other benefit plans |  |  | (5 | ) |  |  | 3 |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Italian defined benefit plans |  |  | (13 | ) |  |  | 14 |  |  |  | 9 |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign defined benefit plans |  |  | (72 | ) |  |  | 79 |  |  |  | 24 |  |  |  | 20 |  |  |  |  |  |  |  | 13 |
FISDE, foreign medical plans and other |  |  | (7 | ) |  |  | 7 |  |  |  |  |  |  |  |  |  |  |  | 7 |  |  |  |  |
Other benefit plans |  |  | (3 | ) |  |  | 1 |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |
The sensitivity analysis was performed based on the results for each plan through assessments calculated considering modified parameters. The amount of contributions expected to be paid for employee benefit plans in the next year amounted to €129 million, of which €48 million related to defined benefit plans. The following is an analysis by maturity date of the liabilities for employee benefit plans and their relative weighted average duration:
(€ million) |  | Italian defined benefit plans |  | Foreign defined benefit plans |  | FISDE, foreign medical plans and other |  | Other benefit plans
December 31 , 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2019 |  |  | 15 |  |  |  | 54 |  |  |  | 9 |  |  |  | 81 |
2020 |  |  | 16 |  |  |  | 56 |  |  |  | 7 |  |  |  | 72 |
2021 |  |  | 18 |  |  |  | 63 |  |  |  | 6 |  |  |  | 67 |
2022 |  |  | 14 |  |  |  | 64 |  |  |  | 6 |  |  |  | 20 |
2023 |  |  | 11 |  |  |  | 74 |  |  |  | 6 |  |  |  | 17 |
2024 and thereafter |  |  | 201 |  |  |  | 74 |  |  |  | 114 |  |  |  | 57 |
Weighted average duration (years) |  |  | 10.1 |  |  |  | 17.4 |  |  |  | 12.8 |  |  |  | 2.6 |
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2018 |  |  | 16 |  |  |  | 47 |  |  |  | 7 |  |  |  | 64 |
2019 |  |  | 17 |  |  |  | 65 |  |  |  | 7 |  |  |  | 58 |
2020 |  |  | 18 |  |  |  | 70 |  |  |  | 6 |  |  |  | 45 |
2021 |  |  | 17 |  |  |  | 79 |  |  |  | 6 |  |  |  | 7 |
2022 |  |  | 14 |  |  |  | 84 |  |  |  | 6 |  |  |  | 5 |
2023 and thereafter |  |  | 202 |  |  |  | 64 |  |  |  | 103 |  |  |  | 25 |
Weighted average duration (years) |  |  | 10.1 |  |  |  | 17.5 |  |  |  | 12.8 |  |  |  | 2.8 |

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- Definition The entire disclosure for employee benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2018-01-01 -Section Scope -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=19&date=2018-03-01&anchor=sect_Scope&doctype=Standard -URIDate 2018-03-16 + Details
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