LONG-TERM DEBT (Tables)

3 Months Ended

Jan. 31, 2018

Debt Disclosure [Abstract]

Schedule of Senior Notes and Related Interest Rate Swaps

The following table summarizes the company’s long-term senior notes and the related interest rate swaps:

	January 31, 2018						October 31, 2017
	Amortized Principal		Swap		Total		Amortized Principal		Swap		Total
	(in millions)
2020 Senior Notes	499		10		509		499		11		510
2022 Senior Notes	398		—		398		398		—		398
2023 Senior Notes	596		—		596		596		—		596
2026 Senior Notes	297		—		297		297		—		297
Total	$	1,790	$	10	$	1,800	$	1,790	$	11	$	1,801