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Note 25 - Earnings Per Share - Earnings Per Share Computations (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 USD ($) shares | Dec. 31, 2018 USD ($) shares | Dec. 31, 2017 USD ($) shares
Statement Line Items [Line Items] |  |  |  |  |
Issued number of shares at the beginning of year (in shares) | 10,603,153 | 10,603,153 |  | 52,787,428 |
Share consolidation (in shares) |  |  |  | (42,135,492) |
Issued shares post consolidation (in shares) | 10,603,153 | 10,603,153 |  | 10,651,936 |
Weighted average shares repurchased (in shares) |  |  |  | (60,978) |
Weighted average shares issued (in shares) | 138,736 |  |  | 16,924 |
Weighted average number of shares at December 31 (in shares) | 10,741,889 | 10,603,153 |  | 10,607,882 |
Issued number of shares at the beginning of year (in shares) | 10,603,851 | 10,603,153 |  | 10,607,882 |
Effect of dilutive options (in shares) | 143,267 | 698 |  | 9,622 |
Weighted average number of shares (diluted) at December 31 (in shares) | 10,747,118 | 10,603,851 |  | 10,617,504 |
Profit for the year attributable to owners of the Company (basic and diluted) | $ | $ 42,018 | $ 10,766 | [1] | $ 9,384 | [1]
Blanket Mine Employee Trust Adjustment | $ | (986) | (280) |  | (210) |
Profit attributable to ordinary shareholders (basic and diluted) | $ | $ 41,032 | $ 10,486 |  | $ 9,174 |
Basic earnings per share - $ | 3.82 | 0.99 |  | 0.86 |
Diluted earnings per share - $ | 3.81 | 0.99 |  | 0.86 |
[1] | The Group initially applied IFRS 16 on January 1, 2019, using the modified retrospective approach. Under this approach, comparative information is not restated. There was no cumulative effect of initially applying IFRS 16 to recognise in retained earnings at the date of initial application.

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- Definition The adjusted amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator) divided by the weighted average number of ordinary shares outstanding during the period (the denominator). + References No definition available. + Details
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- Definition The adjusted amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator) divided by the weighted average number of ordinary shares outstanding during the period (the denominator), both adjusted for the effects of all dilutive potential ordinary shares. + References No definition available. + Details
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