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Deferred Consideration—gold payments (Details) g in Thousands, $ in Thousands |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Nov. 20, 2023 USD ($) shares | May 10, 2023 USD ($) shares | Dec. 31, 2023 USD ($) oz g shares | Jun. 15, 2023 USD ($) | Dec. 31, 2022 USD ($) g
Deferred Consideration [Line Items] |  |  |  |  |
Deferred consideration | g |  |  | 0 |  | 200,290
Cash |  |  |  | $ 59,955 |
Conversion of stock shares converted (in Shares) | shares |  |  | 13,087,000 |  |
Deferred consideration current |  |  |  |  | $ 16,796
Deferred consideration noncurrent |  |  |  |  | $ 183,494
Series C Redeemable Convertible Preferred Stock [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Preferred stock shares issued (in Shares) | shares |  | 13,087 |  |  |
Conversion of stock shares converted (in Shares) | shares |  | 13,087,000 |  |  |
Series C Redeemable Convertible Preferred Stock [Member] | Gold Bullion Holdings [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Cash |  | $ 4,371 |  |  |
Series C Redeemable Convertible Preferred Stock [Member] | Rodber Investments Limited [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Cash |  | 45,634 |  |  |
SPA Agreement [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Aggregate consideration |  | $ 136,903 |  |  |
ETFS Capital [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Deferred consideration | oz |  |  | 9,500 |  |
Contractual gold payments [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Deferred consideration | oz |  |  | 6,333 |  |
First Installments [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Aggregate consideration | $ 84,411 |  |  |  |
Second Installments [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Aggregate consideration | 40,000 |  |  |  |
Third Installments [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Aggregate consideration | $ 44,411 |  |  |  |
Gold Bullion Holdings (Jersey) Limited [Member] | Series C Redeemable Convertible Preferred Stock [Member] |  |  |  |  |
Deferred Consideration [Line Items] |  |  |  |  |
Repurchased shares (in Shares) | shares | 13,087 |  |  |  |

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