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
Mar. 31, 2025
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)           90,325 172,187   229,006 82,313
Number of shares issued upon conversion             19,814   19,814  
Preferred stock, par value (in dollars per share)           $ 0.0001   $ 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 $ 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          
Preferred stock, issue price         $ 76.42          
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         $ 0.0001      
Conversion price 157.66 $ 157.66         157.66      
Debt Instrument, Convertible, Conversion Price, Discount Percentage   20.00%                
Share Price $ 197.07 $ 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