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Capital Stock - Warrants Activity (Details) - $ / shares shares in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Number of Warrants (in thousands) |  |
Warrants outstanding and exercisable, Beginning (in shares) | 1,147 | 72
Granted (in shares) | 4,000 | 1,147
Exercised (in shares) |  | (72)
Warrants outstanding and exercisable, Ending (in shares) | 5,147 | 1,147
Weighted Average Exercise Price |  |
Warrants outstanding and exercisable, Beginning (in dollars per share) | $ 4.85 | $ 0.01
Granted, (in dollars per share) | 4.30 | 4.85
Exercised, (in dollars per share) |  | 0.01
Warrants outstanding and exercisable, Ending (in dollars per share) | $ 4.42 | $ 4.85

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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644 + Details
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