XML 66 R50.htm IDEA: XBRL DOCUMENT v3.21.2
Summary of Significant Accounting Policies and Cash Flow Information (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2021
Nov. 01, 2020
Nov. 03, 2019
Summary of Significant Accounting Policies      
Pretax net gain (loss) for foreign currency exchange $ (14.9) $ (18.8) $ 3.9