| Thousands of U.S. dollars |
| 12/31/2015 | | Additions | | Additions from business combination (Note 5) | | Payments | | Reversal | | Transfers | | Translation differences | | 12/31/2016 |
| Non-current | | | | | | | | | | | | | | | |
| Provisions for liabilities | 29,532 | | 10,331 | | 4,212 | | (18,569) | | (2,174) | | - | | 7,062 | | 30,394 |
| Provisions for taxes | 13,283 | | 3,690 | | 5,654 | | - | | (3,923) | | - | | 2,743 | | 21,447 |
| Provisions for dismantling | 12,065 | | 1,452 | | - | | (13) | | (259) | | (207) | | 2,300 | | 15,338 |
| Other provisions | 140 | | 2,890 | | - | | (61) | | (54) | | - | | (199) | | 2,716 |
| Total non-current | 55,020 | | 18,363 | | 9,866 | | (18,643) | | (6,410) | | (207) | | 11,906 | | 69,895 |
| | | | | | | | | | | | | | | |
| Current | | | | | | | | | | | | | | | |
| Provisions for liabilities | 6,205 | | 1,079 | | 3,239 | | (540) | | (1,015) | | - | | (808) | | 8,160 |
| Provisions for taxes | 876 | | 115 | | - | | - | | - | | - | | 15 | | 1,006 |
| Provisions for dismantling | 1,271 | | 55 | | - | | - | | (1,512) | | 207 | | 192 | | 213 |
| Other provisions | 3,090 | | 3,851 | | - | | (15) | | (1,230) | | - | | (357) | | 5,339 |
| Total current | 11,442 | | 5,100 | | 3,239 | | (555) | | (3,757) | | 207 | | (958) | | 14,718 |
