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Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 10, 2021 | Apr. 03, 2018
Cash dividend rate declared, per common share | $ 0.04 | $ 0.04 |  |
Dividend per share declared and paid | $ 0.04 | $ 0.0433 |  |
Dividends declared |  | $ 3.1 |  |
Dividends paid | $ 3.5 | $ 3.4 |  |
ATM Agreement |  |  |  |
Number of common stock sold | 0 | 0 |  |
Aquila Resources Inc. |  |  |  |
Common stock issued for the acquisition of mineral properties (in share) |  | 13,714,630 |  |
Share issue price ( in dollars per share) |  | $ 1.79 |  |
Percentage of voting equity interests acquired |  | 100.00% | 100.00% |
Maximum | ATM Agreement |  |  |  |
Common stock aggregate gross sales price |  |  |  | $ 75.0

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