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SUPPLEMENTAL CASH FLOW INFORMATION Non-Cash Investing Activities (Tables)
 12 Months Ended
Oct. 31, 2019
Other Significant Noncash Transactions [Line Items]  
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
 
Year Ended October 31,
 
2019
 
2018
 
2017
 
(in millions)
Non-cash investing activities:
 
 
 
 
 
Increase (decrease) in unpaid capital expenditures in accounts payable
$
(3
)
 
$
10

 
$
(4
)
Increase in capital lease liabilities
—

 
—

 
4

 
$
(3
)
 
$
10

 
$
—

The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the consolidated balance sheet to the amount shown in the consolidated statement of cash flows:
 
October 31,
2019
 
October 31,
2018
 
(in millions)
Cash and cash equivalents
$
1,598

 
$
913

Restricted cash included in other current assets
—

 
2

Restricted cash included in other assets
2

 
2

Total cash, cash equivalents, and restricted cash shown in the statement of cash flows
$
1,600

 
$
917

Restricted cash consisted primarily of deposits held as collateral against bank guarantees.