Summary of Significant Accounting Policies - Schedule of Change in the Fair Value Measurement (Details) - Level 3 [Member] |
6 Months Ended |
|---|---|
|
Jun. 30, 2026
USD ($)
| |
| Investment in equity securities: | |
| Balance at December 31, 2025 | $ 2,920,000 |
| Change in fair value - unrealized loss on equity securities | (2,104,000) |
| Balance at June 30, 2026 | $ 816,000 |