LONG-TERM DEBT (Tables)

9 Months Ended

Jul. 31, 2016

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:

	July 31, 2016						October 31, 2015
	Amortized Principal		Swap		Total		Amortized Principal		Swap		Total
	(in millions)
2017 Senior Notes	$	100	$	1	$	101	$	100	$	2	$	102
2020 Senior Notes	499		16		515		499		19		518
2022 Senior Notes	400		—		400		399		—		399
2023 Senior Notes	598		—		598		598		—		598
Total	$	1,597	$	17	$	1,614	$	1,596	$	21	$	1,617