December 31, | ||||||||||||
2015 | 2016 | 2017 | ||||||||||
(in thousands) | ||||||||||||
At January 1, | $ | 1,965 | $ | 588 | $ | 628 | ||||||
Charge for the year | 15 | 40 | 182 | |||||||||
Utilized amounts | (1,392 | ) | — | — | ||||||||
At year end | $ | 588 | $ | 628 | $ | 810 |
Post- employment benefits | Others | Total | Current | Non current | ||||||||||||||||
(in thousands) | ||||||||||||||||||||
At January 1, 2015 | $ | 893 | $ | 883 | $ | 1,776 | $ | 548 | $ | 1,228 | ||||||||||
Arising (released) during the year | (165 | ) | 670 | 505 | — | — | ||||||||||||||
Released (used) during the year | — | (467 | ) | (467 | ) | — | — | |||||||||||||
Released (unused) during the year | — | (101 | ) | (101 | ) | — | — | |||||||||||||
At December 31, 2015 | 728 | 985 | 1,713 | 317 | 1,396 | |||||||||||||||
Arising (released) during the year | (29 | ) | 75 | 46 | — | — | ||||||||||||||
Released (used) during the year | (11 | ) | (269 | ) | (280 | ) | — | — | ||||||||||||
Released (unused) during the year | — | (127 | ) | (127 | ) | — | — | |||||||||||||
At December 31, 2016 | 688 | 664 | 1,352 | 46 | 1,306 | |||||||||||||||
Arising (released) during the year | 216 | 443 | 659 | — | — | |||||||||||||||
Released (used) during the year | — | (50 | ) | (50 | ) | — | — | |||||||||||||
Released (unused) during the year | — | (397 | ) | (397 | ) | — | — | |||||||||||||
At December 31, 2017 | $ | 904 | $ | 660 | $ | 1,564 | $ | 32 | $ | 1,532 |