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WARRANTIES AND CONTINGENCIES (Tables)
 6 Months Ended
Apr. 30, 2016
Commitments and Contingencies Disclosure [Abstract]  
Standard warranty
A summary of the standard warranty accrual activity is shown in the table below:
 
 
Six Months Ended
 
April 30,
 
2016
 
2015
 
(in millions)
Beginning balance as of November 1
$
31

 
$
30

Accruals for warranties including change in estimate
33

 
22

Settlements made during the period
(27
)
 
(24
)
Ending balance as of April 30
$
37


$
28

 
 
 
 
Accruals for warranties due within one year
$
36

 
$
26

Accruals for warranties due after one year
1

 
2

Ending balance as of April 30
$
37

 
$
28