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Equity (Details) - Treasury Share Issuance - USD ($) $ / shares in Units, $ in Millions |  |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jul. 14, 2021 | Mar. 18, 2021 | Dec. 31, 2021 | Jan. 22, 2021 | Nov. 30, 2020 | Oct. 05, 2020 | Jun. 05, 2020
Equity [Abstract] |  |  |  |  |  |  |
Number of treasury shares reissued (in shares) | 48,393 | 275,132 | 323,525 |  |  |  |
Price per share (in dollars per share) | $ 1.7 | $ 2.4 |  | $ 1.70 | $ 1.06 | $ 1.06 | $ 1.30
Value of treasury shares reissued | $ 0.1 | $ 0.7 | $ 0.8 |  |  |  |
Book value of treasury shares reissued | 2.1 | 10.4 | 12.5 |  |  |  |
Loss on issuance of treasury shares | $ 2.0 | $ 9.7 | $ 11.7 |  |  |  |

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