v3.26.1
Significant Accounting Policies - Shipping and Handling costs, Advertising expenses, Research and Development (Details) - Forge Nano, Inc. - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Significant Accounting Policies        
Shipping and handling costs     $ 214 $ 227
Advertising expense $ 376 $ 270 650 597
Research and development expense $ 792 $ 575 $ 11,928 $ 3,589