XML 100 R64.htm IDEA: XBRL DOCUMENT v3.10.0.1
Leases - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2018
Oct. 31, 2017
Oct. 29, 2016
Leases [Abstract]      
Total rental expenses for property, plant and equipment charged to operations $ 8.3 $ 4.9 $ 3.7