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Note 30 - Share-based Payments - Option Activity (Details) |  | 12 Months Ended
--- | --- | ---
Feb. 27, 2018 | Dec. 31, 2020 $ / shares | Dec. 31, 2020 USD ($) $ / shares | Dec. 31, 2019 $ / shares | Dec. 31, 2019 USD ($)
Statement Line Items [Line Items] |  |  |  |  |
Number of options outstanding and exercisable |  |  | 38,000 |  | 38,000
Weighted average exercise price, options outstanding and exercisable | $ |  |  | $ 9.48 |  | $ 9.48
Number of options granted | 10,000 |  |  |  |
Weighted average exercise price, granted (in CAD per share) |  |  |  |  |
Number of options exercised |  |  | (5,000) |  |
Weighted average exercise price, exercised (in CAD per share) |  | $ 8.10 |  |  |
Number of options expired |  |  | (5,000) |  |
Weighted average exercise price, expired (in dollars per share) |  |  | $ 4 |  |
Number of options outstanding and exercisable |  |  | 28,000 |  | 38,000
Weighted average exercise price, options outstanding and exercisable | $ |  |  | $ 10.71 |  | $ 9.48

X
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- Definition The number of share options exercised in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2020-01-01 -Paragraph 45 -Subparagraph b -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2020-en-r&anchor=para_45_b_iv&doctype=Standard -URIDate 2020-01-01 + Details
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