| | (g) | Below is presented the movement: |
| | | 2017 | | 2016 | | 2015 | | |||
| | | US$(000) | | US$(000) | | US$(000) | | |||
| | | | | | | | | | | |
| Beginning balance | | | 592,342 | | | 353,710 | | | 383,305 | |
| New obligations | | | 80,000 | | | 275,210 | | | 296 | |
| Accrual of debt issuance costs capitalized | | | 272 | | | (3,119) | | | - | |
| Accrual of debt issuance costs in results, note 26(a) | | | 909 | | | - | | | - | |
| Payments | | | (32,599) | | | (33,476) | | | (29,891) | |
| Sale of asset under lease agreement (e) | | | (7,196) | | | - | | | - | |
| Increase of debt issuance costs, note 26(a) | | | (480) | | | - | | | - | |
| Exchange difference | | | (165) | | | 17 | | | - | |
| | | | | | | | | | | |
| Final balance | | | 633,083 | | | 592,342 | | | 353,710 | |