Discontinued Operations - Discontinued Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014 Discontinued Operations [Member]	Jan. 31, 2013 Discontinued Operations [Member]	Jul. 31, 2013 MONACO	Apr. 30, 2013 Mahindra [Member]
Statements of Operations for Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses					$ 19	$ 33
Asset impairment charges	18	0			24
Sales and revenues, net			0	34
Income (loss) before income taxes			1	(9)
Income tax benefit (expense)			0	0
Income (loss) from discontinued operations, net of tax	1	(9)	1	(9)
Gain (Loss) on Disposition of Business						$ 26