INVESTMENTS (Tables)

12 Months Ended

Oct. 31, 2013

Schedule of Investments [Abstract]

Equity Investments

The following table summarizes the company's equity investments as of October 31, 2013 and 2012 (net book value):

	October 31,
	2013		2012
	(in millions)
Short-Term
Cost method investments	$	—	11
Long-Term
Cost method investments	$	44	$	59
Trading securities	51		50
Available-for-sale investments	25		—
Equity method investments	19		—
Total	$	139	$	109

Available-for-sale Securities

Investments in available-for-sale securities at estimated fair value were as follows as of October 31, 2013:

		October 31, 2013
		Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
	(in millions)
Equity securities		15		10		—		25
		$	15	$	10	$	—	$	25

Realized gains and losses on sale of available-for-sale securities and other than temporary impairments Included in Other income (expense)

Amounts included in other income (expense), net for realized gains on the sale of available-for-sale securities and the appropriate share of loss on equity method investments were as follows:

	Years Ended October 31,
	2013			2012		2011
	(in millions)
Available-for-sale investments — realized gain	$	1		$	2	$	6
Equity method investments - share of losses	(2		)	$	—	$	—