v3.26.1
Segments - Revenues by Geographic Locations (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2026
Apr. 30, 2025
Segment Reporting Information [Line Items]        
Revenue from Contract with Customer, Excluding Assessed Tax $ 35,589 $ 37,406 $ 66,120 $ 56,403
United States        
Segment Reporting Information [Line Items]        
Revenue from Contract with Customer, Excluding Assessed Tax 14,086 23,473 29,935 41,336
South Korea        
Segment Reporting Information [Line Items]        
Revenue from Contract with Customer, Excluding Assessed Tax 21,440 13,830 35,898 14,728
Europe        
Segment Reporting Information [Line Items]        
Revenue from Contract with Customer, Excluding Assessed Tax $ 63 $ 103 181 224
Canada        
Segment Reporting Information [Line Items]        
Revenue from Contract with Customer, Excluding Assessed Tax     $ 106 $ 115