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Other Investments - Summary (Details) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Oct. 06, 2021 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) shares | Sep. 22, 2021 $ / shares
Other Investments |  |  |  |
Proceeds from sales of marketable securities |  |  | $ 339 |
Fair value at beginning of period |  | $ 0 | 293 |
Realized gain |  | 0 | 46 |
Fair value at end of period |  | 0 | $ 0 |
Nusantara Resources |  |  |  |
Other Investments |  |  |  |
Shares owned | shares |  |  | 1,333,334 |
Proceeds from sales of marketable securities | $ 339 |  |  |
Realized change |  | $ 0 | $ (339) |
Nusantara Resources |  |  |  |
Other Investments |  |  |  |
Sale of stock, price per share | $ / shares |  |  |  | $ 0.35

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