XML 59 R4.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONDENSED CONSOLIDATED BALANCE SHEET (Parenthetical) (USD $)
Apr. 30, 2012
Oct. 31, 2011
Apr. 30, 2011
CONDENSED CONSOLIDATED BALANCE SHEET      
Common stock, par value (in dollars per share) $ 1 $ 1 $ 1
Common stock, issued shares 536,431,204