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INVESTMENTS | 12 Months Ended
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Dec. 31, 2018
Investments Abstract |
INVESTMENTS | The investments balance consists of:
|  | 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
The investments continuity summary is as follows:
(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
Equity instruments consists of shares and warrants in publicly-traded companies. Debt instruments at December 31, 2017 consisted of a 5 year redeemable guaranteed investment certificate (“GIC”) with guaranteed early redemption rates of interest ranging between 0.25% and 1.60% per annum. The GIC was fully redeemed in 2018. Investment purchases, sales, impairments and other movements During 2018, the Company redeemed GIC debt instruments of $37,500,000. During 2017, the Company purchased GIC debt instruments at a cost of $40,000,000 and it purchased additional equity instruments in Skyharbour Resources Ltd (“Skyharbour”) at a cost of $200,000. During 2017, the Company redeemed GIC debt instruments of $2,500,000.

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- Definition The disclosure of investments other than investments accounted for using the equity method. [Refer: Investments other than investments accounted for using equity method] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_10_e&doctype=Standard -URIDate 2018-03-16 + Details
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