v3.26.3
Summary of Significant Accounting Policies - Pathfinder - Annual (Details)
4 Months Ended 5 Months Ended 6 Months Ended
Dec. 31, 2025
USD ($)
segment
Dec. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
segment
Sep. 30, 2025
USD ($)
Segment Reporting [Line Items]        
Number of operating segments | segment 1   1  
Number of reportable segments | segment 1   1  
Net loss $ 152,717,402   $ 188,134,733  
Deferred offering costs $ 3,802,903 $ 3,802,903 $ 6,423,096 $ 1,761,419
Pathfinder        
Segment Reporting [Line Items]        
Number of operating segments | segment 1   1  
Number of reportable segments | segment 1   1  
Net loss   907,308 $ 2,218,198  
Deferred offering costs $ 477,531 $ 477,531 553,347 $ 277,485
Reportable Segment        
Segment Reporting [Line Items]        
Net loss 152,717,402      
Reportable Segment | Pathfinder        
Segment Reporting [Line Items]        
Net loss $ 907,308   $ 2,218,198