CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Oct. 31, 2011	Oct. 31, 2010
Statement of Financial Position [Abstract]
Shares of beneficial interest, par value	$ 0.00	$ 0.00
Shares of beneficial interest, shares authorized	8,000,000	8,000,000
Shares of beneficial interest, shares issued	6,993,152	6,993,152
Treasury stock, shares	51,009	51,009