Investments - Schedule of Cost Less Impairment Transaction Prices Based on Orderly Transactions for the Identical or Similar Investments (Details) - Coinshares International Limited [Member] - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| Short-Term Debt [Line Items] | |||
| Carrying Value | $ 17,868 | $ 18,759 | $ 18,759 |
| Increases (Decreases) in Carrying Value, Period to date | (891) | 11,590 | |
| Increases (Decreases) in Carrying Value, Cumulative | $ 13,068 | $ 13,959 | $ 13,959 |