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Commitments And Contingencies (Details) - 12 months ended Dec. 31, 2022 $ in Thousands, $ in Millions | USD ($) | AUD ($)
--- | --- | ---
Loss Contingencies [Line Items] |  |
Accrual for Environmental Loss Contingencies, Revision in Estimates | $ 240 |
Mt Todd, Australia | Scenario, Plan |  |
Loss Contingencies [Line Items] |  |
Mine Reclamation and Closing Liability, Noncurrent |  | $ 73
Mt Todd, Australia | Scenario, Plan | Jawoyn Association Aboriginal Corporation |  |
Loss Contingencies [Line Items] |  |
Percentage of royalty on gold | 1.00% |
Mt Todd, Australia | Scenario, Plan | Minimum | Jawoyn Association Aboriginal Corporation |  |
Loss Contingencies [Line Items] |  |
Gross Proceeds Royalty, Additional Contingent Gross Proceeds Royalty, Percent |  | 0.125%
Gross Proceeds Royalty, Including Contingent Additional Gross Proceeds Royalty, Percent |  | 1.125%
Mt Todd, Australia | Scenario, Plan | Maximum | Jawoyn Association Aboriginal Corporation |  |
Loss Contingencies [Line Items] |  |
Gross Proceeds Royalty, Additional Contingent Gross Proceeds Royalty, Percent |  | 2.00%
Gross Proceeds Royalty, Including Contingent Additional Gross Proceeds Royalty, Percent |  | 3.00%

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- Definition Amount of expense (reversal of expense) which increases (decreases) the accrual for environmental loss contingencies from revisions in estimates to existing obligations. Excludes changes related to business acquisitions, divestitures, or currency movement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.Y.Q1) -URI https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751 + Details
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- Definition Amount of a reclamation and mine closing liability that is associated with a legal obligation for the closure and reclamation of a mine including the removal of buildings, equipment, machinery and other physical remnants of mining, closure of tailings impoundments, leach pads and other mine features, and contouring, covering and revegetation of waste rock piles and other disturbed areas. + References No definition available. + Details
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