XML 70 R60.htm IDEA: XBRL DOCUMENT v3.22.0.1
FAIR VALUE MEASUREMENTS, Assets and Liabilities measured at Fair Value on a Non-Recurring Basis (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Oct. 31, 2021
Long-Lived Assets      
Impairment of Long-Lived Assets Held-for-use $ 0 $ 0  
Impairment of Long-Lived assets Held for sale 0 0  
Equity Securities      
Impairment of non-marketable securities 0 $ 0  
Non-marketable equity securities carrying amount $ 125   $ 120