CONSOLIDATED BALANCE SHEET (Parenthetical) (USD $)	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009	Oct. 31, 2008
CONSOLIDATED BALANCE SHEET
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, authorized shares	1,200,000,000	1,200,000,000
Common stock, issued shares	536,431,204	536,431,204	536,431,204	536,431,204
Common stock in treasury, shares	130,361,345	114,250,815