v3.26.1
Capital Stock - Series C & Series D (Details) - Forge Nano, Inc. - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2025
Mar. 31, 2025
Sep. 30, 2024
Feb. 29, 2024
May 31, 2023
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Capital Stock                  
Proceeds from issuance of Series C preferred stock                 $ 6,290
Issuance of Series C preferred stock (in shares)               229,006 82,313
Number of shares issued upon conversion               19,814  
Preferred stock, par value (in dollars per share)             $ 0.0001 $ 0.0001 $ 0.0001
Aggregate proceeds from series D equity financing $ 42,000 $ 41,849              
Investment amount             $ 4,072    
Series C preferred stock                  
Capital Stock                  
Proceeds from issuance of Series C preferred stock     $ 5 $ 1,300          
Preferred stock, issue price     $ 76.42 $ 76.42 $ 76.42        
Issuance of Series C preferred stock (in shares)     65,430            
Preferred stock, par value (in dollars per share)             $ 0.0001 $ 0.0001 $ 0.0001
Series C preferred stock | Hanwha Corporation and Hanwha Aerospace                  
Capital Stock                  
Proceeds from issuance of Series C preferred stock         $ 15,000        
Series C preferred stock | Orion Infrastructure Capital (OIC)                  
Capital Stock                  
Proceeds from issuance of Series C preferred stock         $ 5        
Series D Convertible Note                  
Capital Stock                  
Principal amount of debt converted   $ 3,905              
Number of shares issued upon conversion   19,814              
Preferred stock, par value (in dollars per share) $ 0.0001 $ 0.0001              
Conversion price 157.66 $ 157.66              
Debt Instrument, Convertible, Conversion Price, Discount Percentage   20.00%              
Share Price $ 197.07 $ 197.07              
Convertible debt extinguished   $ 3,905              
Impact of conversion on convertible debt and warrants   $ 0              
Subsequent events                  
Capital Stock                  
Aggregate proceeds from series D equity financing           $ 63,596