Condensed Consolidated Balance Sheets (Parenthetical) (USD $)	Apr. 30, 2012	Oct. 31, 2011
Condensed Consolidated Balance Sheets [Abstract]
Property and equipment, accumulated depreciation	$ 2,182,202	$ 2,178,291
Preferred stock, par value	$ 100	$ 100
Preferred stock, shares authorized	500,000	500,000
Preferred stock, shares issued
Preferred stock, shares outstanding
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	240,000,000	240,000,000
Common stock, shares issued	181,464,647	176,131,047
Common stock, shares outstanding	181,464,647	176,131,047