| | 12/31/2017 | | 12/31/2016 | | ||||||||||||||
| | Current | | Non-current | | Total | | Current | | Non-current | | Total | | ||||||
| | ThUS$ | | ThUS$ | | ThUS$ | | ThUS$ | | ThUS$ | | ThUS$ | | ||||||
Bank borrowings | | | 163,568 | | | - | | | 163,568 | | | 101,270 | | | - | | | 101,270 | |
Obligations with the public (bonds) | | | 13,494 | | | 1,031,507 | | | 1,045,001 | | | 58,973 | | | 1,059,706 | | | 1,118,679 | |
Derivatives | | | 5,979 | | | - | | | 5,979 | | | 1,920 | | | - | | | 1,920 | |
Hedging liabilities | | | 37,287 | | | - | | | 37,287 | | | 16,981 | | | 33,732 | | | 50,713 | |
Total | | | 220,328 | | | 1,031,507 | | | 1,251,835 | | | 179,144 | | | 1,093,438 | | | 1,272,582 | |