v3.26.1
Income Taxes - Additional information (Details) - USD ($)
3 Months Ended 12 Months Ended
Jul. 04, 2025
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Income Taxes          
Uncertain tax positions   $ 0   $ 0  
Forge Nano, Inc.          
Income Taxes          
Increase in valuation allowance       8,640,000  
Increase in deferred tax asset       8,640,000  
Uncertain tax positions       $ 0  
Income tax rate, percent 21.00% 21.00% 21.00% 22.00% 21.00%
Total provision for income taxes   $ 0 $ 0    
Forge Nano, Inc. | US          
Income Taxes          
Operating loss carryforward       $ 104,170,000  
Operating loss carryforward subject to expiration       3,941,000  
Operating loss carryforward not subject to expiration       $ 100,229,000