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v3.20.1

Employee Benefits and Private Pension Plan (Tables) | 12 Months Ended
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Dec. 31, 2019
Text block [abstract] |
Post-employment benefits | The amounts related to such benefits were determined based on a valuation conducted by an independent actuary and reviewed by management as of December 31, 2019.
|  | 12/31/2019 |  |  | 12/31/2018 |
Health and dental care plan (1) |  |  | 154,142 |  |  |  | 112,628 |
Indemnification of FGTS |  |  | 66,309 |  |  |  | 83,781 |
Seniority bonus |  |  | 34,485 |  |  |  | 37,397 |
Life insurance (1) |  |  | 17,931 |  |  |  | 16,009 |
Total |  |  | 272,867 |  |  |  | 249,815 |
Current |  |  | 28,951 |  |  |  | 45,655 |
Non-current |  |  | 243,916 |  |  |  | 204,160 |
(1) | Only IPP and Iconic Lubrificantes S.A. (“Iconic”).
Changes in provision for post-employment benefits | The change in the present value of the post-employment benefit obligation is as follows:
|  | 12/31/2019 |  |  | 12/31/2018 |
Opening balance |  |  | 249,815 |  |  |  | 237,523 |
Current service cost |  |  | (10,704 | ) |  |  | 6,092 |
Interest cost |  |  | 21,386 |  |  |  | 21,466 |
Expense for the year |  |  | 10,682 |  |  |  | 27,558 |
Losses from changes in actuarial assumptions |  |  | 44,489 |  |  |  | 7,934 |
Benefits paid directly by Company and its subsidiaries |  |  | (33,510 | ) |  |  | (23,604 | )
Exchange rates from post - employment benefits |  |  | 1,391 |  |  |  | 404 |
Ending balance |  |  | 272,867 |  |  |  | 249,815 |
Post-employment benefit expense | The total of expense in each period is presented below:
|  | 2019 |  |  | 2018 |  |  | 2017 |
Health and dental care plan |  |  | 10,442 |  |  |  | 9,559 |  |  |  | 164 |
Indemnification of FGTS |  |  | (5,818 | ) |  |  | 11,159 |  |  |  | 14,828 |
Seniority bonus |  |  | 4,765 |  |  |  | 5,460 |  |  |  | 6,883 |
Life insurance |  |  | 1,293 |  |  |  | 1,380 |  |  |  | 1,543 |
Total |  |  | 10,682 |  |  |  | 27,558 |  |  |  | 23,418 |
Significant actuarial assumptions adopted |
Economic factors |  | 12/31/2019 |  |  | 12/31/2018 |
|  | % p .a. |  |  | % p .a. |
Discount rate for the actuarial obligation at present value |  |  | 8.79 |  |  |  | 9.00 |
Average projected salary growth rate |  |  | 7.64 |  |  |  | 7.85 |
Inflation rate (long term) |  |  | 3.80 |  |  |  | 4.00 |
Growth rate of medical services |  |  | 7.95 |  |  |  | 8.16 |
Sensitivity analysis | 12/31/2019
Assumption |  | Change in assumptions |  |  | Decrease in liability |  |  | Change in assumptions |  |  | Increase in liability |
Discount rate |  |  | increase by 1.0 p.p |  |  |  | 26,741 |  |  |  | decrease by 1.0 p.p |  |  |  | 49,344 |
Wage growth rate |  |  | decrease by 1.0 p.p |  |  |  | 34,978 |  |  |  | increase by 1.0 p.p |  |  |  | 39,030 |
Medical services growth rate |  |  | decrease by 1.0 p.p |  |  |  | 7,137 |  |  |  | increase by 1.0 p.p |  |  |  | 8,492 |

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