v3.26.1
Segment Reporting - Schedule of Revenues and Long-lived Assets by Geographic Area (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Revenues by geographic area:          
Net revenue $ 239 $ 518 $ 271 $ 2,656  
Long-lived assets by geographic area:          
Long-Lived Assets 8,101   8,101   $ 9,250
United States [Member]          
Revenues by geographic area:          
Net revenue 218 494 250 2,632  
Long-lived assets by geographic area:          
Long-Lived Assets 6,104   6,104   7,177
Europe [Member]          
Revenues by geographic area:          
Net revenue 15 24 15 24  
Long-lived assets by geographic area:          
Long-Lived Assets 1,607   1,607   1,577
United Kingdom [Member]          
Long-lived assets by geographic area:          
Long-Lived Assets 381   381   433
Asia Pacific [Member]          
Revenues by geographic area:          
Net revenue 6 $ 0 6 $ 0  
Long-lived assets by geographic area:          
Long-Lived Assets $ 9   $ 9   $ 63