Annual report [Section 13 and 15(d), not S-K Item 405]

Segment Reporting - Schedule of Geographic Information (Details)

v3.25.4
Segment Reporting - Schedule of Geographic Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Segment Reporting Information [Line Items]      
Operating expenses: $ 53,425 $ 136 $ 1,032
Long-lived assets 178,408 149,643  
United States      
Segment Reporting Information [Line Items]      
Operating expenses: 35,751 136 1,032
Long-lived assets 160,299 135,597  
Japan      
Segment Reporting Information [Line Items]      
Operating expenses: 8,134 0 0
Europe      
Segment Reporting Information [Line Items]      
Operating expenses: 6,768 0 0
Other      
Segment Reporting Information [Line Items]      
Operating expenses: 2,772 0 $ 0
Long-lived assets $ 18,109 $ 14,046