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Inventories - Components of Inventories (Details) - USD ($)
$ in Thousands
Apr. 30, 2023
Oct. 31, 2022
Inventories    
Raw materials $ 39,261 $ 30,624
Work-in-process 55,582 67,834
Inventories 94,843 98,458
Inventories - current (87,294) (90,909)
Inventories - long-term $ 7,549 $ 7,549