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Note 10 - Other Income - Components of Other Income (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Statement Line Items [Line Items] |  |  |
Other | $ 70 | $ 94 | $ 39
Eersteling rock dump sale |  |  | 217
Other income | 4,765 | 2,274 | 7,101
Greenstone retirement fund [member] |  |  |
Statement Line Items [Line Items] |  |  |
Greenstone Fund pay-out |  | 250 |
Greenstone provident fund [member] |  |  |
Statement Line Items [Line Items] |  |  |
Greenstone Fund pay-out |  |  | 363
Gold sale export incentive [member] |  |  |
Statement Line Items [Line Items] |  |  |
Government grant | 4,695 | 866 | 6,482
Gold support price [member] |  |  |
Statement Line Items [Line Items] |  |  |
Government grant |  | $ 1,064 |

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- Definition The amount of income from a pension benefits fund due to the surplus pay-out. + References No definition available. + Details
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- Definition The amount of miscellaneous other operating income. [Refer: Other operating income (expense)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount of operating income that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2020-01-01 -Paragraph 35 -Subparagraph b -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=26&code=ifrs-tx-2020-en-r&anchor=para_35_b_iv&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 103 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_103&doctype=Standard -URIDate 2020-01-01 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 102 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_102&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount of income recognised in relation to government grants. [Refer: Government grants] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 20 -IssueDate 2020-01-01 -Paragraph 39 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=20&code=ifrs-tx-2020-en-r&anchor=para_39_b&doctype=Standard -URIDate 2020-01-01 + Details
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