v3.26.1
Segment Reporting - Schedule of Customer Concentration Risk (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Revenue earned from the U.S. Department of Energy [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Revenue $ 719 $ 1,529
Revenue earned from the CPCCO [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Revenue 2,117 2,792
Revenue earned from Oklo [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Revenue 668 342
Revenue earned from the H2C [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Revenue 1,109 1,490
Four Customers [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Revenue $ 4,613 $ 6,153
Customer Concentration Risk [Member] | Revenue earned from the U.S. Department of Energy [Member] | Revenue Benchmark [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Concentration risk, percentage 12.00% 22.00%
Customer Concentration Risk [Member] | Revenue earned from the CPCCO [Member] | Revenue Benchmark [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Concentration risk, percentage 35.00% 40.00%
Customer Concentration Risk [Member] | Revenue earned from Oklo [Member] | Revenue Benchmark [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Concentration risk, percentage 11.00% 5.00%
Customer Concentration Risk [Member] | Revenue earned from the H2C [Member] | Revenue Benchmark [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Concentration risk, percentage 24.00% 24.00%
Customer Concentration Risk [Member] | Four Customers [Member] | Revenue Benchmark [Member]    
Schedule of Customer Concentration Risk [Line Items]    
Concentration risk, percentage 81.00% 90.00%