Provisions and allowances - Non current | |||||
Liabilities | Liabilities | ||||
Legal claims and other matters | Asset retirement obligation | ||||
Year ended December 31, 2017 | |||||
Values at the beginning of the year | 6,950 | 18,301 | |||
Translation differences | (39,757 | ) | 853 | ||
Acquisition of business (note 3) | 799,938 | — | |||
Additions | 3,112 | 8,675 | |||
Reversals | (329 | ) | — | ||
Uses | (1,397 | ) | — | ||
At December 31, 2017 | 768,517 | 27,829 | |||
Year ended December 31, 2016 | |||||
Values at the beginning of the year | 8,142 | 18,273 | |||
Translation differences | (1,290 | ) | (3,102 | ) | |
Additions | 2,757 | 3,130 | |||
Reversals | (1,079 | ) | — | ||
Uses | (1,580 | ) | — | ||
At December 31, 2016 | 6,950 | 18,301 |
Provisions and allowances - Current | Deducted from assets | Liabilities | ||||||
Allowance for doubtful accounts | Obsolescence allowance | Asset retirement obligation | ||||||
Year ended December 31, 2017 | ||||||||
Values at the beginning of the year | 6,019 | 33,433 | 4,262 | |||||
Translation differences | (504 | ) | (860 | ) | 246 | |||
Acquisition of business (note 3) | 10,822 | 12,385 | — | |||||
Additions | 1,365 | 9,959 | 443 | |||||
Reversals | (680 | ) | (13,987 | ) | — | |||
Uses | (479 | ) | (4,733 | ) | (2,292 | ) | ||
At December 31, 2017 | 16,543 | 36,197 | 2,659 | |||||
Year ended December 31, 2016 | ||||||||
Values at the beginning of the year | 7,585 | 32,445 | 1,132 | |||||
Translation differences | (656 | ) | (900 | ) | (276 | ) | ||
Additions | 2,574 | 16,616 | 4,031 | |||||
Reversals | (2,286 | ) | (12,016 | ) | — | |||
Uses | (1,198 | ) | (2,712 | ) | (625 | ) | ||
At December 31, 2016 | 6,019 | 33,433 | 4,262 |