Digital Assets, at Fair Value - Changes in Digital Assets (Details) - USD ($) $ in Thousands |
1 Months Ended | 2 Months Ended | 3 Months Ended | 8 Months Ended | 9 Months Ended |
|---|---|---|---|---|---|
Sep. 30, 2025 |
Sep. 11, 2025 |
Sep. 30, 2026 |
Sep. 11, 2025 |
Sep. 30, 2026 |
|
| Crypto Asset [Roll Forward] | |||||
| Change in fair value | $ (10,133) | $ 0 | $ 533,697 | $ 0 | $ 9,888 |
| Bitcoin | |||||
| Crypto Asset [Roll Forward] | |||||
| Balance, beginning of period | 0 | 1,164,639 | 668,486 | ||
| Acquisitions | 683,046 | 641,856 | 1,626,441 | ||
| Release of bitcoin held as collateral upon extinguishment of Coinbase Loan | 0 | 0 | 35,377 | ||
| Sales | 0 | 0 | 0 | ||
| Change in fair value | (10,133) | 533,697 | 9,888 | ||
| Balance, end of period | $ 672,913 | $ 0 | $ 2,340,192 | $ 0 | $ 2,340,192 |