| | 12-31-2017 | | ||||
| | | | Other | | | |
| | Litigations (*) | | Provisions (**) | | Total | |
Movements in Provisions | | ThU.S.$ | | ThU.S.$ | | ThU.S.$ | |
Opening balance | | 15,123 | | 23,857 | | 38,980 | |
Changes in provisions | | | | | | | |
Increase in existing provisions | | 1,314 | | 16 | | 1,330 | |
Increase through business combinations | | - | | 2,106 | | 2,106 | |
Used provisions | | (1,578) | | - | | (1,578) | |
Increase (decrease) in foreign currency exchange | | (1,493) | | - | | (1,493) | |
Other Increases (Decreases) | | (193) | | (416) | | (609) | |
Total Changes | | (1,950) | | 1,706 | | (244) | |
Closing balance | | 13,173 | | 25,563 | | 38,736 | |
| | 12-31-2016 | | ||||
| | | | Other | | | |
| | Litigations (*) | | Provisions (**) | | Total | |
Movements in Provisions | | ThU.S.$ | | ThU.S.$ | | ThU.S.$ | |
Opening balance | | 11,400 | | 23,999 | | 35,399 | |
Changes in provisions | | | | | | | |
Increase in existing provisions | | 5,363 | | 1 | | 5,364 | |
Used provisions | | (998) | | (39) | | (1,037) | |
Increase (decrease) in foreign currency exchange | | (609) | | - | | (609) | |
Other Increases (Decreases) | | (33) | | (104) | | (137) | |
Total Changes | | 3,723 | | (142) | | 3,581 | |
Closing balance | | 15,123 | | 23,857 | | 38,980 | |
| | 12-31-2015 | | ||||
| | | | Other | | | |
| | Litigations (*) | | Provisions (**) | | Total | |
Movements in Provisions | | ThU.S.$ | | ThU.S.$ | | ThU.S.$ | |
Opening balance | | 16,038 | | 51,026 | | 67,064 | |
Changes in provisions | | | | | | | |
Increase in existing provisions | | 2,555 | | 1,429 | | 3,984 | |
Used provisions | | (2,990) | | - | | (2,990) | |
Increase (decrease) in foreign currency exchange | | (5,163) | | - | | (5,163) | |
Other Increases (Decreases) | | 960 | | (28,456) | | (27,496) | |
Total Changes | | (4,638) | | (27,027) | | (31,665) | |
Closing balance | | 11,400 | | 23,999 | | 35,399 | |