v3.26.1
Note 1 - Description of Organization and Business Operations (Details Textual) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Apr. 20, 2026
Dec. 02, 2025
Feb. 12, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Sep. 30, 2025
Dec. 31, 2024
Common Stock, Par or Stated Value Per Share         $ 0.0001   $ 0.0001    
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 10                
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 15,000,000                
Cash         $ 0   $ 0    
Archimedes Tech SPAC Partners II Co                  
Units Issued, Price Per Unit     $ 10            
Common Stock, Par or Stated Value Per Share         $ 0.0001   $ 0.0001   $ 0.0001
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs       $ 117,194     $ 117,194    
Payments of Stock Issuance Costs         $ 75,000 $ 283,747 $ 283,747    
Business Acquisition Required, Percentage of Net Assets             80.00% 80.00%  
Business Acquisition Required, Percentage of Outstanding Voting Interests             50.00% 50.00%  
Asset, Held-in-Trust     $ 231,150,000            
Assets Held in Trust, Per Unit Price     $ 10.05            
Business Acquisition Required, Failure, Percentage of Shares Redeemed     100.00%       100.00% 100.00%  
Maximum Redemption of Shares Without Consent, Percentage             15.00% 15.00%  
Business Acquisition Required, Period From IPO     21 months            
Business Acquisition Required, Failure, Period for Redemption     10 days            
Business Acquisition Required, Failure, Maximum Interest to Pay Dissolution Expenses     $ 100,000            
Class of Warrant or Right, Number of Securities Called by Warrants or Rights         11,920,000   11,920,000    
Cash         $ 414,970   $ 1,362,766   $ 0
Working Capital (Deficit)         (138,002,669)        
Loans Payable [Member] | Archimedes Tech SPAC Partners II Co                  
Debt Instrument, Maximum Convertible         $ 1,500,000   $ 1,500,000    
Conversion price         $ 10   $ 10    
Pubco [Member] | Archimedes Tech SPAC Partners II Co                  
Business Combination, Closing Payment, Equity Shares Value Benchmark $ 1,200,000,000                
Business Combination, Shares Divisor $ 10                
Business Combination, Additional Shares Issuable Upon Milestones 90,000,000                
Business Combination, Lock Up Period, Number of Trading Days 20 days                
Business Combination, Lock Up Period, Number of Trading Days After Closing 30 days                
Pubco [Member] | Pubco Common Stock [Member] | Archimedes Tech SPAC Partners II Co                  
Business Combination, Lock Up Period, Minimum Share Price $ 12                
Sponsor [Member] | Pubco [Member] | Archimedes Tech SPAC Partners II Co                  
Maximum Shares Receivable From Contribution 3,300,000                
Accredited Investor [Member] | Pubco [Member] | Archimedes Tech SPAC Partners II Co                  
Stock and Warrants Issuance, Purchase Price $ 100,000,000                
Accredited Investor [Member] | Pubco [Member] | Pubco Common Stock [Member] | Archimedes Tech SPAC Partners II Co                  
Stock Issuable Upon Contingent, Shares, During Period 10,000,000                
Public Warrants [Member] | Archimedes Tech SPAC Partners II Co                  
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right     1            
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 11.5            
Private Placement Warrants [Member] | Archimedes Tech SPAC Partners II Co                  
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right     1            
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 11.5            
Pubco Warrants [Member] | Accredited Investor [Member] | Pubco [Member] | Archimedes Tech SPAC Partners II Co                  
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 10                
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 15,000,000                
IPO [Member] | Archimedes Tech SPAC Partners II Co                  
Units Issued During Period, Shares (in shares)     23,000,000            
Units Issued, Price Per Unit     $ 10            
Proceeds from Issuance or Sale of Equity     $ 230,000,000       $ 230,000,000    
Units Issued, Number of Shares Per Unit     1            
Common Stock, Par or Stated Value Per Share     $ 0.0001            
Units Issued, Number of Warrants Per Unit     0.5            
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs     $ 13,175,520       13,175,520    
Payments of Stock Issuance Costs             $ 13,058,326    
IPO [Member] | Other Offering Costs [Member] | Archimedes Tech SPAC Partners II Co                  
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs     525,520            
IPO [Member] | Underwriters [Member] | Archimedes Tech SPAC Partners II Co                  
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs   $ 8,050,000 8,050,000            
Payments of Stock Issuance Costs   $ 4,600,000 $ 4,600,000            
Over-Allotment Option [Member] | Archimedes Tech SPAC Partners II Co                  
Units Issued During Period, Shares (in shares)     3,000,000            
Private Placement [Member] | Archimedes Tech SPAC Partners II Co                  
Units Issued During Period, Shares (in shares)     840,000            
Units Issued, Price Per Unit     $ 10            
Proceeds from Issuance or Sale of Equity     $ 8,400,000            
Units Issued, Number of Shares Per Unit     1            
Units Issued, Number of Warrants Per Unit     0.5            
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right     1            
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 11.5