Interest rate swap contracts (Details) - USD ($)	12 Months Ended
Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Amount drawn on loan	$ 307,899,000	$ 251,552,000
Notional amount of interest rate swap	$ 19,000,000
Maturity date	Jan. 03, 2023
Fixed interest rate	3.81%
Interest rate swap contract		$ 515,000
Interest rate swap contracts	$ 1,066,000
Unrealized Gain (Loss) on Derivatives	(465,000)	$ 1,581,000
Unrealized gain on interest rate swap contract	(1,581,000)	(465,000)	$ 980,000
Regency Swap [Member] \| Cash Flow Hedges [Member]
Interest rate swap contracts	945,000
Damascus Centre Swap [Member] \| Cash Flow Hedges [Member]
Interest rate swap contracts	121,000
Construction Loan [Member]
Refinanced loan amount	15,000,000	15,000,000
Loan amount		25,000,000
Amount drawn on loan	$ 19,000,000
Provident Bank [Member]
Basis points, interest rate	1.75%
Amount drawn on loan		$ 5,000,000
Provident Bank [Member] \| Middletown, NY [Member]
Loan amount	$ 16,200,000
Basis points, interest rate	1.25%
Annual interest costs	3.75%

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
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-Section 13
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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

+ References

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fixed interest rate related to the interest rate derivative.

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Date the derivative contract matures, in CCYY-MM-DD format.

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation.

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

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