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INVESTMENTS (Tables) | 12 Months Ended
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Dec. 31, 2018
Investments Tables Abstract |
Investments |
|  | At December 31 |  | At December 31 |  | At January 1
(in thousands) |  | 2018 |  | 2017 |  | 2017
Investments: |  |  |  |  |  |
Debt instrument | $ | - | $ | 37,807 | $ | -
Equity instruments |  | 2,255 |  | 7,359 |  | 5,049
| $ | 2,255 | $ | 45,166 | $ | 5,049
Investments-by balance sheet presentation: |  |  |  |  |  |
Current | $ | - | $ | 37,807 | $ | -
Long-term |  | 2,255 |  | 7,359 |  | 5,049
| $ | 2,255 | $ | 45,166 | $ | 5,049
(in thousands) |  |  |  | 2018 |  | 2017
Balance-January 1 |  |  | $ | 45,166 | $ | 5,049
Purchases |  |  |  |  |  |
Equity instruments |  |  |  | - |  | 200
Debt instruments |  |  |  | - |  | 40,000
Sales / redemptions |  |  |  |  |  |
Debt instruments |  |  |  | (37,500) |  | (2,500)
Fair value (loss) gain to profit and loss |  |  |  | (5,411) |  | 2,417
Balance-December 31 |  |  | $ | 2,255 | $ | 45,166

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