| Amounts in US$ '000 | | 2017 | | 2016 | | 2015 | | |||
| Financial expenses | | | | | | | | | | |
| Interest and amortisation of debt issue costs | | | (27,823) | | | (28,984) | | | (28,983) | |
| Interest with related parties | | | (2,224) | | | (1,587) | | | (1,560) | |
| Less: amounts capitalised on qualifying assets | | | 611 | | | 255 | | | 637 | |
| Borrowings cancellation costs | | | (17,575) | | | - | | | - | |
| Bank charges and other financial results | | | (3,721) | | | (3,220) | | | (4,443) | |
| Unwinding of long-term liabilities (Note 28) | | | (2,779) | | | (2,693) | | | (2,575) | |
| | | | (53,511) | | | (36,229) | | | (36,924) | |
| Financial income | | | | | | | | | | |
| Interest received | | | 2,016 | | | 2,128 | | | 1,269 | |
| | | | 2,016 | | | 2,128 | | | 1,269 | |
| Foreign exchange gains and losses | | | | | | | | | | |
| Foreign exchange (loss) gain | | | (2,193) | | | 13,872 | | | (33,474) | |
| | | | (2,193) | | | 13,872 | | | (33,474) | |
| Total Financial results | | | (53,688) | | | (20,229) | | | (69,129) | |