v3.26.1
STATEMENTS OF OPERATIONS - USD ($)
 3 Months Ended 7 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Dec. 31, 2025
General and administrative expenses $ 139,635 $ 145,382      
Other income:          
Net loss $ (139,635) $ (145,382)      
Weighted average shares outstanding, basic 1,000 1,000      
Weighted average shares outstanding, diluted 1,000 1,000      
Basic net loss per share of common stock (in dollar per share) $ (139.64) $ (145.38)      
Diluted net loss per share of common stock (in dollar per share) $ (139.64) $ (145.38)      
Mountain Lake Acquisition Corp.          
General and administrative expenses $ 389,571   $ 320,783 $ 50,736 $ 1,304,773
Loss from operations (389,571)   (320,783) (50,736) (1,304,773)
Other income:          
Interest earned on cash and marketable securities held in Trust Account 2,113,587   2,339,304 493,853 9,586,719
Net loss $ 1,724,016   $ 2,018,521 $ 443,117 $ 8,281,946
Mountain Lake Acquisition Corp. | Class A          
Other income:          
Weighted average shares outstanding, basic 23,805,000   23,805,000 1,785,375 23,805,000
Weighted average shares outstanding, diluted 23,805,000   23,805,000 1,785,375 23,805,000
Basic net loss per share of common stock (in dollar per share) $ 0.06   $ 0.07 $ 0.06 $ 0.27
Diluted net loss per share of common stock (in dollar per share) $ 0.06   $ 0.07 $ 0.05 $ 0.27
Mountain Lake Acquisition Corp. | Class B Ordinary Shares          
Other income:          
Weighted average shares outstanding, basic 7,187,500   7,187,500 6,182,813 [1] 7,187,500 [1]
Weighted average shares outstanding, diluted 7,187,500   7,187,500 6,720,313 [1] 7,187,500 [1]
Basic net loss per share of common stock (in dollar per share) $ 0.06   $ 0.07 $ 0.06 $ 0.27
Diluted net loss per share of common stock (in dollar per share) $ 0.06   $ 0.07 $ 0.05 $ 0.27
[1] Excluded up to 984,375 shares subject to forfeiture for the period from June 14, 2024 (inception) through December 31, 2024, if the over-allotment option was not exercised in full or in part by the underwriters. On December 16, 2024, the underwriters partially exercised their over-allotment option as part of the closing of the Initial Public Offering and forfeited their option to exercise the remaining over-allotment option. As such, 359,375 Founder Shares were forfeited (Note 5).