Segment Reporting - Schedule of Geographic Information of Revenue and Long-Lived Assets (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024
Schedule of Geographic Information of Revenue and Long-Lived Assets [Line Items]
Revenue	$ 1,793	$ 1,450	$ 4,157	$ 800
Long-Lived Assets	7,147		6,481	4,451
United States [Member]
Schedule of Geographic Information of Revenue and Long-Lived Assets [Line Items]
Revenue	1,793	1,114	3,821	800
Long-Lived Assets	6,602		5,583	3,482
United Kingdom [Member]
Schedule of Geographic Information of Revenue and Long-Lived Assets [Line Items]
Revenue		336	336
Long-Lived Assets	193		367	523
Italy [Member]
Schedule of Geographic Information of Revenue and Long-Lived Assets [Line Items]
Revenue
Long-Lived Assets	$ 353		$ 531	$ 446

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details