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v3.22.1

Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  |  |  |  | 1 Months Ended | 8 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 31, 2022 | Dec. 28, 2021 | Jan. 22, 2021 | Nov. 30, 2020 | Oct. 05, 2020 | Jun. 05, 2020 | Mar. 31, 2022 | Jan. 31, 2022 | Apr. 01, 2022 | Dec. 31, 2020 | Dec. 31, 2021 | Dec. 14, 2021 | Dec. 31, 2019
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issue of common shares (in shares) |  | 13,333,333 | 27,058,823 | 5,000,000 | 25,943,396 | 23,076,923 |  |  |  | 54,020,319 |  |  |
Sale of stock, price per share |  | $ 2.25 |  |  |  |  |  |  |  |  |  |  |
Issued and fully paid share capital |  |  |  |  |  |  |  |  |  | $ 11.0 | $ 13.8 |  |
Issued shares (in shares) |  |  |  |  |  |  |  |  |  | 110,159,352 | 137,218,175 |  | 56,139,033
Common stock, par or nominal value (in dollars per share) |  |  |  |  |  |  |  |  |  |  | $ 0.10 | $ 0.05 |
Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of private placement |  |  |  |  |  |  |  | $ 30.0 |  |  |  |  |
Increase in share capital | $ 1.3 |  |  |  |  |  |  |  |  |  |  |  |
Issued and fully paid share capital | $ 15.1 |  |  |  |  |  |  | $ 15.1 |  |  |  |  |
Issued shares (in shares) | 150,551,508 |  |  |  |  |  | 152,073,452 | 150,551,508 |  |  |  |  |
Common stock, par or nominal value (in dollars per share) | $ 0.10 |  |  |  |  |  |  | $ 0.10 |  |  |  |  |
Subsequent Event | At-The-Market Offering |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares sold in transaction (in shares) |  |  |  |  |  |  | 1,521,944 |  | 1,521,944 |  |  |  |
Sale of stock, consideration received on transaction |  |  |  |  |  |  | $ 5.2 |  | $ 5.2 |  |  |  |

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