v3.26.1
Organization (Details) - Avalanche Treasury Company LLC
 4 Months Ended
Oct. 01, 2025
USD ($)
item
$ / shares
shares
Dec. 31, 2025
USD ($)
shares
Mar. 31, 2026
USD ($)
Organization      
Number of units issued | shares 21,563,032 27,368,670  
Contractual price | $ / shares $ 10    
Aggregate contractual value $ 216,000,000    
Fair value of units issued $ 180,400,000    
Number of units issued in exchange of AVAX | shares 5,805,638    
Contractual value of units issued in exchange of AVAX $ 58,000,000    
Fair value of units issued in exchange of AVAX $ 29,600,000    
Percentage of discount on digital assets purchased 60.00%    
Amount paid in cash and USDC $ 50,000,000    
Value of units issued for purchase of digital assets 30,000,000    
Fair value of the token sale liability   $ 40,010,988 $ 15,203,085
AVAX      
Organization      
Minimum value of AVAX tokens on a pre-discount basis $ 200,000,000    
Number of AVAX tokens contributed | item 1,960,040    
Amount paid in cash and USDC   $ 15,075,933  
Number of AVAX tokens purchased | item 7,317,966    
Fair value of AVAX tokens purchased $ 142,200,000    
Class A stock      
Organization      
Number of shares issued for purchase of digital assets | shares 3,000,000