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Note 16 - Tax Expense (Tables) | 12 Months Ended
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Dec. 31, 2018
Statement Line Items [Line Items] |
Disclosure of the components of income tax [text block] |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Tax recognised in profit or loss |  |  |  |  |  |  |  |  |  |  |  |
Current tax |  |  | 3,783 |  |  |  | 4,995 |  |  |  | 3,106 |
Income tax– current year |  |  | 2,523 |  |  |  | 3,702 |  |  |  | 2,414 |
Income tax – Prior year under provision |  |  | 1,075 |  |  |  | 71 |  |  |  | 49 |
Withholding tax expense – current year |  |  | 580 |  |  |  | 1,222 |  |  |  | 643 |
Withholding tax expense – Prior year over provision |  |  | (395 | ) |  |  | — |  |  |  | — |
Deferred tax expense |  |  | 3,662 |  |  |  | 3,696 |  |  |  | 4,611 |
Origination and reversal of temporary differences |  |  | 3,662 |  |  |  | 3,696 |  |  |  | 4,611 |
Tax expense – recognised in profit or loss |  |  | 7,445 |  |  |  | 8,691 |  |  |  | 7,717 |
Income tax - current year |  |  | — |  |  |  | — |  |  |  | — |
Tax expense |  |  | 7,445 |  |  |  | 8,691 |  |  |  | 7,717 |
Disclosure of unrecognized deferred tax assets [text block] |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Eersteling Gold Mining Company Limited |  |  | 4,989 |  |  |  | 4,989 |  |  |  | 4,989 |
Greenstone Management Services Holdings Limited |  |  | 191 |  |  |  | 116 |  |  |  | — |
Tax losses carried forward |  |  | 5,180 |  |  |  | 5,105 |  |  |  | 4,989 |
Disclosure of income taxes paid [text block] |
Tax paid |  | 2018 |  |  | 2017 |  |  | 2016 |
Net income tax (payable)/receivable at January 1 |  |  | (1,145 | ) |  |  | (345 | ) |  |  | 344 |
Current tax expense |  |  | (3,783 | ) |  |  | (4,995 | ) |  |  | (3,106 | )
Foreign currency movement |  |  | 46 |  |  |  | (17 | ) |  |  | (49 | )
Tax paid |  |  | 3,344 |  |  |  | 4,212 |  |  |  | 2,466 |
Net income tax payable at December 31 |  |  | (1,538 | ) |  |  | (1,145 | ) |  |  | (345 | )
Disclosure of income tax reconciliation [text block] |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Profit for the year |  |  | 13,756 |  |  |  | 11,896 |  |  |  | 11,085 |
Total tax expense |  |  | 7,445 |  |  |  | 8,691 |  |  |  | 7,717 |
Profit before tax |  |  | 21,201 |  |  |  | 20,587 |  |  |  | 18,802 |
Income tax at Company's domestic tax rate (1) |  |  | — |  |  |  | — |  |  |  | — |
Tax rate differences in foreign jurisdictions (2) |  |  | 6,465 |  |  |  | 6,546 |  |  |  | 6,293 |
Management fee – Withholding tax on deemed dividend portion (3) |  |  | 337 |  |  |  | 538 |  |  |  | — |
Management fee – non-deductible deemed dividend (3) |  |  | 579 |  |  |  | 925 |  |  |  | — |
Management fee – non-deductible withholding tax current year (4) |  |  | 96 |  |  |  | 427 |  |  |  | 427 |
Management fee – non-deductible withholding tax prior year (5) |  |  | (664 | ) |  |  | — |  |  |  | — |
Withholding tax on intercompany dividend |  |  | 110 |  |  |  | 90 |  |  |  | 49 |
Non-deductible royalty expenses |  |  | 882 |  |  |  | 901 |  |  |  | 753 |
Other non-deductible expenditure |  |  | 137 |  |  |  | 107 |  |  |  | 64 |
Export incentive income credit 2016 |  |  | — |  |  |  | (284 | ) |  |  | — |
Export incentive income exemption (6) |  |  | (1,649 | ) |  |  | (630 | ) |  |  | — |
Change in tax estimates |  |  |  |  |  |  |  |  |  |  |  |
- Zimbabwean income tax (7) |  |  | 795 |  |  |  | — |  |  |  | — |
- South African income tax (8) |  |  | 220 |  |  |  | — |  |  |  | — |
- Other |  |  | 61 |  |  |  | (45 | ) |  |  | 49 |
Change in unrecognised deferred tax assets |  |  | 76 |  |  |  | 116 |  |  |  | 82 |
Tax expense - recognised in profit or loss |  |  | 7,445 |  |  |  | 8,691 |  |  |  | 7,717 |
Disclosure of temporary difference, unused tax losses and unused tax credits [text block] |
|  | Assets |  |  | Liabilities |  |  | Net |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |  |  | * 2018 |  |  | *2017 |
Property, plant and equipment |  |  | — |  |  |  | — |  |  |  | (24,930 | ) |  |  | (20,985 | ) |  |  | (24,930 | ) |  |  | (20,985 | )
Allowance for obsolete stock |  |  | 258 |  |  |  | 35 |  |  |  | — |  |  |  | — |  |  |  | 258 |  |  |  | 35 |
Prepayments |  |  | — |  |  |  | — |  |  |  | (3 | ) |  |  | (4 | ) |  |  | (3 | ) |  |  | (4 | )
Unrealised foreign exchange |  |  | 34 |  |  |  | 97 |  |  |  | — |  |  |  | — |  |  |  | 34 |  |  |  | 97 |
Share based payments |  |  | 13 |  |  |  | 12 |  |  |  | — |  |  |  | — |  |  |  | 13 |  |  |  | 12 |
Provisions |  |  | 1,386 |  |  |  | 1,290 |  |  |  | — |  |  |  | — |  |  |  | 1,386 |  |  |  | 1,290 |
Other |  |  | 12 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 12 |  |  |  | — |
Tax assets/ (liabilities) |  |  | 1,703 |  |  |  | 1,434 |  |  |  | (24,933 | ) |  |  | (20,989 | ) |  |  | (23,230 | ) |  |  | (19,555 | )
Disclosure of movement in recognized in deferred tax assets and liabilities [text block] |
|  | Balance January 1, 2018 |  |  | Recognised in profit or loss |  |  | Foreign exchange movement |  |  | Balance December 31, 2018 |
Property, plant and equipment |  |  | (20,985 | ) |  |  | (3,945 | ) |  |  | — |  |  |  | (24,930 | )
Allowance for obsolete stock |  |  | 35 |  |  |  | 223 |  |  |  | — |  |  |  | 258 |
Prepayments |  |  | (4 | ) |  |  | — |  |  |  | 1 |  |  |  | (3 | )
Unrealised foreign exchange |  |  | 97 |  |  |  | (63 | ) |  |  | — |  |  |  | 34 |
Share based payments |  |  | 12 |  |  |  | 3 |  |  |  | (2 | ) |  |  | 13 |
Provisions |  |  | 1,290 |  |  |  | 104 |  |  |  | (8 | ) |  |  | 1,386 |
Other |  |  | — |  |  |  | 16 |  |  |  | (4 | ) |  |  | 12 |
Total |  |  | (19,555 | ) |  |  | (3,662 | ) |  |  | (13 | ) |  |  | (23,230 | )
|  | Balance January 1, 2017 |  |  | Recognised in profit or loss |  |  | Foreign exchange movement |  |  | Balance December 31, 2017 |
Property, plant and equipment |  |  | (17,092 | ) |  |  | (3,893 | ) |  |  | — |  |  |  | (20,985 | )
Allowance for obsolete stock |  |  | 12 |  |  |  | 23 |  |  |  | — |  |  |  | 35 |
Prepayments |  |  | (3 | ) |  |  | (1 | ) |  |  | — |  |  |  | (4 | )
Unrealised foreign exchange |  |  | — |  |  |  | 97 |  |  |  | — |  |  |  | 97 |
Share based payments |  |  | — |  |  |  | 12 |  |  |  | — |  |  |  | 12 |
Provisions |  |  | 1,218 |  |  |  | 66 |  |  |  | 6 |  |  |  | 1,290 |
Total |  |  | (15,865 | ) |  |  | (3,696 | ) |  |  | 6 |  |  |  | (19,555 | )

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- Definition Tabular disclosure for income taxes paid during the period. + References No definition available. + Details
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- Definition Tabular disclosure for the movement in deferred income tax assets and liabilities. + References No definition available. + Details
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