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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Jan. 31, 2016
Oct. 31, 2015
CONSOLIDATED BALANCE SHEETS [Abstract]    
Shares of benefical interest, no par value (in dollars per share)
Shares of benefical interest, authorized 8,000,000 8,000,000
Shares of benefical interest, issued 6,993,152 6,993,152
Treasury stock at cost, shares 266,283 266,283
Vested share units to trustees, issued 49,684 39,350