v3.26.1
Intangible Assets (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2026
Apr. 30, 2025
Oct. 31, 2025
Intangible Assets          
Intangible assets, net $ 3,242   $ 3,242   $ 3,891
Bridgeport Fuel Cell, LLC          
Intangible Assets          
Intangible assets, net 3,200   3,200   3,900
Gross carrying value 12,300   12,300   12,300
Accumulated Amortization 9,100   9,100   $ 8,400
Amortization expense of intangible assets $ 300 $ 300 $ 600 $ 600