v3.26.1
Earnings (Loss) Per Common Share - Computation of basic and diluted loss per share (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2025
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Apr. 20, 2026
Denominator:              
Weighted average shares of common stock outstanding, Basic (in shares) 100 100 100        
Weighted average shares of common stock outstanding, Diluted (in shares) 100 100 100        
Basic net loss per share of common stock (in dollars per share) $ (6.59) $ (1,380,246.75) $ (1,380,619.44)        
Diluted net loss per share of common stock (in dollars per share) (6.59) (1,380,246.75) $ (1,380,619.44)        
Class of Warrant or Right, Exercise Price of Warrants or Rights             $ 10
Forge Nano, Inc.              
Numerator:              
Allocation of net income (loss)         $ (43,174) $ (26,984)  
Net Loss - Diluted         $ (43,174) $ (26,984)  
Denominator:              
Weighted average shares of common stock outstanding, Basic (in shares)     1,675,740 1,542,725 1,545,163 1,524,640  
Weighted average shares of common stock outstanding, Diluted (in shares)     1,675,740 1,542,725 1,545,163 1,524,640  
Basic net loss per share of common stock (in dollars per share)     $ (19.42) $ (14.21) $ (27.94) $ (17.7)  
Diluted net loss per share of common stock (in dollars per share)     $ (19.42) $ (14.21) $ (27.94) $ (17.7)  
Forge Nano, Inc. | Penny warrants              
Denominator:              
Warrants included in basic EPS     65,430 65,430 65,430 65,430  
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 0.01 $ 0.01 $ 0.01 $ 0.01 $ 0.01 $ 0.01