v3.26.1
Summary of Significant Accounting Policies (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Summary of Significant Accounting Policies [Line Items]      
Cash $ 0 $ 0  
Mountain Lake Acquisition Corp.      
Summary of Significant Accounting Policies [Line Items]      
Cash 66,568 452,680 $ 1,383,392
Assets held in the trust account 243,344,159 241,230,572 $ 231,643,853
FDIC coverage limit $ 250,000 $ 250,000  
Mountain Lake Acquisition Corp. | Class A stock      
Summary of Significant Accounting Policies [Line Items]      
Diluted income per ordinary share (in Shares) 7,666,667 7,666,667