XML 55 R44.htm IDEA: XBRL DOCUMENT v3.20.2
Inventories - Components of Inventories (Short and Long Term) (Parenthetical) (Details) - USD ($)
$ in Millions
Jul. 31, 2020
Oct. 31, 2019
Inventory Disclosure [Abstract]    
Completed standard component and modules $ 19.6 $ 23.5