Maturity date of interest rate cap.

No definition available.

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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- Definition

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.

+ References

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Fair value, after the effects of master netting arrangements, of a financial liability or 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 liabilities not subject to a master netting arrangement and not elected to be offset.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The increase (decrease) during the period in the net carrying value of derivative instruments reported as assets and liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
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- Definition

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).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580

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- Definition

Amount of cash outflow for costs that are essential to originate the lease and would not otherwise have been incurred without the lease agreement. Amount includes, but is not limited to, cash outflows to evaluate the lessee's credit condition, guarantees, and collateral and cash outflows for costs incurred in negotiating, processing, and executing the lease agreement.

+ References

No definition available.

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- Definition

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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1927-112601

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

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Interest rate cap and swap contracts (Details) - USD ($)			1 Months Ended		3 Months Ended				6 Months Ended		12 Months Ended
	Feb. 07, 2018	Dec. 07, 2017	Oct. 27, 2017	Sep. 29, 2016	Apr. 30, 2019	Jan. 31, 2019	Apr. 30, 2018	Jan. 31, 2018	Apr. 30, 2019	Apr. 30, 2018	Oct. 31, 2018	Apr. 22, 2016	Dec. 26, 2012
Derivative [Line Items]
Mortgages and construction loan payable					$ 343,126,000				$ 343,126,000		$ 350,504,000
Interest rate swap contract assets					1,571,000				1,571,000		4,434,000
Unrealized gain (loss) on derivatives					(5,000)		$ 19,000		(159,000)	$ 19,000
Net unrealized gain (loss) on interest rate swap contracts					(821,000)	$ (2,364,000)	$ 907,000	$ 1,631,000	(3,185,000)	$ 2,538,000	3,113,000
Interest rate swap contract liabilities					481,000				481,000
Damascus Centre Swap [Member]
Derivative [Line Items]
Interest rate swap contract assets					329,000				329,000
Wayne PSC swap [Member]
Derivative [Line Items]
Interest rate swap contract assets					1,241,000				1,241,000
Regency Swap [Member]
Derivative [Line Items]
Interest rate swap contract liabilities					244,000				244,000
Monmouth swap [Member]
Derivative [Line Items]
Interest rate swap contract assets					237,000				237,000		460,000
Station Place on Monmouth, LLC [Member]
Derivative [Line Items]
Percentage of acquisition		100.00%
Wells Fargo Bank [Member]
Derivative [Line Items]
Loan amount	$ 115,300,000
Aareal Capital Corporation [Member]
Derivative [Line Items]
Loan amount	118,500,000
Available to draw	$ 3,380,000
Basis points, interest rate	2.85%
Maturity date of loan	Feb. 06, 2021
Grande Rotunda LLC [Member]
Derivative [Line Items]
Loan amount					118,500,000				118,500,000
Unrealized gain (loss) on derivatives									(159,000)
Interest rate cap asset									1,000
Grande Rotunda LLC Loan [Member]
Derivative [Line Items]
Loan amount					121,900,000				121,900,000
Notional amount of interest rate swap					$ 121,900,000				$ 121,900,000
Fixed interest rate					3.00%				3.00%
Maturity date of cap									Mar. 05, 2020
Provident Bank [Member]
Derivative [Line Items]
Refinanced loan amount									$ 16,200,000
Loan amount		$ 12,350,000			$ 15,800,000				15,800,000
Notional amount of interest rate swap		$ 12,350,000			$ 15,800,000				$ 15,800,000
Fixed interest rate		4.35%			3.75%				3.75%
Basis points, interest rate		1.80%	2.75%						1.25%
Maturity date of loan		Dec. 15, 2027	Oct. 31, 2022						Dec. 15, 2024
Wayne PSC, LLC Loan [Member]
Derivative [Line Items]
Refinanced loan amount				$ 24,200,000
Loan amount					$ 24,100,000				$ 24,100,000
Notional amount of interest rate swap					24,100,000				24,100,000
Fixed interest rate				3.625%
Basis points, interest rate				2.20%
People's United Bank [Member]
Derivative [Line Items]
Loan amount				$ 25,800,000	19,600,000				19,600,000
Mortgages and construction loan payable												$ 2,320,000
Notional amount of interest rate swap					$ 19,700,000				$ 19,700,000
People's United Bank [Member] \| Tranche One [Member]
Derivative [Line Items]
Loan amount													$ 20,000,000
Fixed interest rate					3.81%				3.81%
Basis points, interest rate									2.10%
Maturity date of loan									Jan. 03, 2023
People's United Bank [Member] \| Tranche Two [Member]
Derivative [Line Items]
Fixed interest rate					3.53%				3.53%
Damascus Centre [Member]
Derivative [Line Items]
Interest rate swap contract assets											955,000
Wayne PSC swap [Member]
Derivative [Line Items]
Interest rate swap contract assets											2,452,000
Regency Swap [Member]
Derivative [Line Items]
Interest rate swap contract assets											$ 408,000