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Share-based Payments - Narrative - Vedanta 2010 Plan (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Jul. 31, 2021 | Mar. 31, 2021 | Jun. 02, 2020
Significant Subsidiary Plan [Line Items] |  |  |  |  |  |
Share-based payment expense | $ 14,699 | $ 13,950 | $ 10,718 |  |  |
Vedanta | Stock incentive plan |  |  |  |  |  |
Significant Subsidiary Plan [Line Items] |  |  |  |  |  |
Share approved for issuance (in shares) |  |  |  | 2,797,055 | 2,297,055 | 2,145,867
Increase in shares approved for issuance (in shares) |  |  |  | 500,000 | 151,188 |
Shares remaining available for issuance (in shares) | 914,331 |  |  |  |  |
Share-based payment expense | $ 4,300 | $ 5,400 | $ 2,400 |  |  |

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