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WARRANTY, COMMITMENTS AND CONTINGENCIES (Tables)
3 Months Ended
Jan. 31, 2020
Commitments and Contingencies Disclosure [Abstract]  
Standard warranty
Activity related to the standard warranty accrual, which is included in other accrued and other long-term liabilities in our condensed consolidated balance sheet, is as follows:
 
Three Months Ended
 
January 31,
 
2020
 
2019
 
(in millions)
Beginning balance
$
38

 
$
45

Accruals for warranties including change in estimate
5

 
8

Settlements made during the period
(8
)
 
(9
)
Ending balance
$
35


$
44

 
 
 
 
Accruals for warranties due within one year
$
22

 
$
25

Accruals for warranties due after one year
13

 
19

Ending balance
$
35

 
$
44