Giant lease termination; Rotunda project cost write-off (Details) (USD $)	0 Months Ended	12 Months Ended
	Jul. 24, 2012	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012	Feb. 03, 2012 sqft
Deferred project cost write-off				$ (3,726,000)
Lease termination agreement [Member]
Area of property					35,994
Maximum ceiling on space that can be given on lease for use as a food supermarket (in square feet)					20,000
Deferred project cost write-off	2,200,000			1,490,000
Lease termination fee				2,950,000
Accretion of present value discount		$ 44,000	$ 87,000	$ 69,000