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OTHER LIABILITIES - NON CURRENT AND CURRENT | 12 Months Ended
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Dec. 31, 2017
Disclosure of other liabilities [Abstract] |
OTHER LIABILITIES - NON CURRENT AND CURRENT | OTHER LIABILITIES – NON CURRENT AND CURRENT
| As of December 31,
| 2017 |  | 2016
(i) Other liabilities - Non current |  |  |
Post-employment benefits | 275,950 |  |  | 252,624 |
Other employee benefits | 31,312 |  |  | 31,724 |
Asset retirement obligation (note 19) (1) | 27,829 |  |  | 18,301 |
Other | 37,955 |  |  | 135 |
Other liabilities – Non-current | 373,046 |  |  | 302,784 |
(1) The asset in connection with this liability is included in Property, plant and equipment. Post-employment benefits The amounts recognized in the consolidated statement of financial position are determined as follows:
| Post-employment benefits
| As of December 31,
| 2017 |  | 2016
Present value of unfunded obligations | 275,950 |  |  | 252,624 |
Liability in the statement of financial position | 275,950 |  |  | 252,624 |
The amounts recognized in the consolidated income statement are as follows:
| Post-employment benefits
| Year ended December 31,
| 2017 |  | 2016
Current service cost | 6,555 |  |  | 9,565 |
Interest cost | 21,658 |  |  | 18,193 |
Total included in labor costs | 28,213 |  |  | 27,758 |
Changes in the liability recognized in the consolidated statement of financial position are as follows:
| Post-employment benefits
| As of December 31,
| 2017 |  | 2016
At the beginning of the year | 252,624 |  |  | 273,792 |
Transfers, new participants and funding of the plan | 840 |  |  | (231 | )
Total expense | 28,213 |  |  | 27,758 |
Remeasurements | 15,068 |  |  | 14,735 |
Effect of changes in demographic assumptions | (4,950 | ) |  | (2,600 | )
Effect of changes in financial assumptions | 14,110 |  |  | (1,360 | )
Effect of experience adjustments | 5,908 |  |  | 18,695 |
Translation differences | 10,527 |  |  | (41,783 | )
Contributions paid | (31,322 | ) |  | (21,647 | )
At the end of the year | 275,950 |  |  | 252,624 |
The principal actuarial assumptions used were as follows:
| Year ended December 31,
Mexico | 2017 |  | 2016
Discount rate | 7.75 | % |  | 8.00 | %
Compensation growth rate | 5.00 | % |  | 5.00 | %
| Year ended December 31,
Argentina | 2017 |  | 2016
Discount rate | 6.00% - 7.00% |  | 7.00 | %
Compensation growth rate | 2.00% - 3.00% |  | 2.00 | %
The sensitivity of the defined benefit obligation to changes in the weighted principal assumptions is as follows:
| Impact on defined benefit obligation
| Change in assumption |  | Increase in assumption |  | Decrease in assumption
Discount rate | 1.00 | % |  | -9.5 | % |  | 10.5 | %
Compensation growth rate | 1.00 | % |  | 1.6 | % |  | -3.5 | %
Pension growth rate | 1.00 | % |  | -2.9 | % |  | 0.7 | %
Life expectancy | 1 year |  |  | 2.6 | % |  | -4.4 | %
The estimated future payments for the next five years will be between 19.0 and 23.0 million per year.
| As of December 31,
| 2017 |  | 2016
(ii) Other liabilities - Current |  |  |
Payroll and social security payable | 183,249 |  |  | 130,889 |
VAT liabilities | 79,085 |  |  | 49,633 |
Other tax liabilities | 30,927 |  |  | 26,987 |
Termination benefits | 1,816 |  |  | 2,164 |
Related Parties (Note 26) | 6,215 |  |  | 3,744 |
Asset retirement obligation (Note 19) | 2,659 |  |  | 4,262 |
Others | 53,050 |  |  | 10,402 |
Other liabilities – Current | 357,001 |  |  | 228,081 |

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