Payable to Gold Bullion Holdings (Jersey) Limited (“GBH”)	6 Months Ended
Jun. 30, 2026
Payable to Gold Bullion Holdings (Jersey) Limited (“GBH”) [Abstract]
Payable to Gold Bullion Holdings (Jersey) Limited (“GBH”)	11. Payable to Gold Bullion Holdings (Jersey) Limited (“GBH”) On November 20, 2023, the Company repurchased all of its then-outstanding Series C Non-Voting Convertible Preferred Stock (the “Series C Preferred Stock”), which was convertible into 13,087,000 shares of the Company’s common stock, from GBH, a subsidiary of WGC, for aggregate cash consideration of approximately $84,411. Under the terms of the transaction, the Company paid GBH $40,000 on the closing date, with the remainder of the purchase price payable in equal, interest-free installments on the first, second and third anniversaries of the closing date. The implied price per share was $6.02 when considering the interest-free financing element of the transaction. The investor rights agreement that the Company and GBH entered into in May 2023 in connection with the issuance of the Series C Preferred Stock, which provided GBH with certain rights and obligations with respect to the shares, including registration rights, was terminated in this transaction. Under U.S. GAAP, the obligation was recorded at its present value of $38,835 utilizing a market rate of interest on the closing date of 7.0% and the corresponding discount is being amortized as interest expense pursuant to the effective interest method of accounting over the life of the obligation. The carrying value of this obligation was $14,418 and $13,940 at June 30, 2026 and December 31, 2025, respectively. Interest expense recognized was $242 and $477, respectively, during the three and six months ended June 30, 2026 and $468 and $923, respectively, during the comparable periods in 2025 and is included as a component of total interest expense recognized on the Statements of Operations.

11. Payable to Gold Bullion Holdings (Jersey) Limited (“GBH”)

On November 20, 2023, the Company repurchased all of its then-outstanding Series C Non-Voting Convertible Preferred Stock (the “Series C Preferred Stock”), which was convertible into 13,087,000 shares of the Company’s common stock, from GBH, a subsidiary of WGC, for aggregate cash consideration of approximately $84,411. Under the terms of the transaction, the Company paid GBH $40,000 on the closing date, with the remainder of the purchase price payable in equal, interest-free installments on the first, second and third anniversaries of the closing date. The implied price per share was $6.02 when considering the interest-free financing element of the transaction. The investor rights agreement that the Company and GBH entered into in May 2023 in connection with the issuance of the Series C Preferred Stock, which provided GBH with certain rights and obligations with respect to the shares, including registration rights, was terminated in this transaction.

Under U.S. GAAP, the obligation was recorded at its present value of $38,835 utilizing a market rate of interest on the closing date of 7.0% and the corresponding discount is being amortized as interest expense pursuant to the effective interest method of accounting over the life of the obligation. The carrying value of this obligation was $14,418 and $13,940 at June 30, 2026 and December 31, 2025, respectively.

Interest expense recognized was $242 and $477, respectively, during the three and six months ended June 30, 2026 and $468 and $923, respectively, during the comparable periods in 2025 and is included as a component of total interest expense recognized on the Statements of Operations.