v3.26.1
Leases - Expense (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
Leases        
Lease cost - Operating lease cost $ 4,779 $ 2,478 $ 7,358 $ 726
Other information:        
Cash paid for amounts included in the measurement of lease liabilities - Operating cash flows from operating leases $ 3,397 $ 357 2,477 $ 660
Right-of-use assets obtained in exchange for new operating lease liabilities     $ 64,766  
Weighted-average remaining lease term (years) - Operating leases 13 years 5 months 1 day 14 years 3 months 18 days 13 years 10 months 9 days 4 years 6 months 29 days
Weighted-average discount rate - Operating leases 9.75% 10.49% 10.49% 10.00%