Note 28 | Provisions and other long-term liabilities |
Amounts in US$ ‘000 | | Asset retirement obligation | | Deferred Income | | Other | | Total | | ||||
At 1 January 2016 | | | 31,617 | | | 5,033 | | | 5,800 | | | 42,450 | |
Addition to provision | | | 1,195 | | | 1,375 | | | 2,686 | | | 5,256 | |
Recovery of abandonments costs | | | (5,504) | | | - | | | - | | | (5,504) | |
Exchange difference | | | (1,614) | | | - | | | 538 | | | (1,076) | |
Foreign currency translation | | | 1,614 | | | - | | | - | | | 1,614 | |
Amortisation | | | - | | | (2,924) | | | - | | | (2,924) | |
Unwinding of discount | | | 2,554 | | | - | | | 139 | | | 2,693 | |
At 31 December 2016 | | | 29,862 | | | 3,484 | | | 9,163 | | | 42,509 | |
Addition to provision | | | 5,943 | | | - | | | 2,220 | | | 8,163 | |
Exchange difference | | | 134 | | | - | | | 1,154 | | | 1,288 | |
Foreign currency translation | | | (134) | | | - | | | - | | | (134) | |
Amortisation | | | - | | | (657) | | | - | | | (657) | |
Unwinding of discount | | | 2,607 | | | - | | | 172 | | | 2,779 | |
Unused amounts reversed | | | - | | | - | | | (2,535) | | | (2,535) | |
Amounts used during the year | | | (337) | | | (1,375) | | | (3,417) | | | (5,129) | |
At 31 December 2017 | | | 38,075 | | | 1,452 | | | 6,757 | | | 46,284 | |