Represents the closing costs associated with the transaction.

No definition available.

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- Definition

Represents the amortization period of mortgage loan principal payments following any initial period requiring only interest payments.

+ References

No definition available.

+ Details

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- Definition

The monthly payment amount on a loan

+ References

No definition available.

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- Definition

Represents the aggregate purchase price of real estate properties acquired by the entity.

+ References

No definition available.

+ Details

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

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- Definition

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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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.

+ Details

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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MORTGAGE NOTES PAYABLE (Mortgage by property) (Details)				12 Months Ended
MORTGAGE NOTES PAYABLE (Mortgage by property) (Details)	Mar. 29, 2018 USD ($) item	Mar. 12, 2018 USD ($)	Jul. 06, 2017 USD ($) item	Dec. 31, 2005	Jun. 30, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 29, 2017 USD ($)	Jun. 30, 2017 item	Aug. 31, 2014	Mar. 07, 2005 item
MORTGAGE NOTES PAYABLE
Number of units \| item								1,033
Line of credit					$ 9,000,000	$ 17,000,000
Hamilton Essex 81
MORTGAGE NOTES PAYABLE
Number of units \| item								49		48
Webster Green Apartments
MORTGAGE NOTES PAYABLE
Number of units \| item	79
Loan amount	$ 21,500,000
Purchase price of real estate properties	34,500,000
Cash payment	13,000,000
Cash from reserves	5,000,000
Line of credit	8,000,000
Closing Costs	$ 141,000
659 Worcester Road
MORTGAGE NOTES PAYABLE
Loan amount		$ 6,083,683
Interest rate (as a percent)		4.87%
Amortization period of debt		30 years
Future monthly payment amount		$ 32,427
Woodland Park Apartments LLC Newton Massachusetts
MORTGAGE NOTES PAYABLE
Number of units \| item			126
Loan amount			$ 16,000,000				$ 22,250,000
Purchase price of real estate properties			45,600,000
Line of credit			$ 25,000,000			$ 17,000,000
Interest rate (as a percent)			4.75%				3.79%
Mortgages payable \| Hamilton on Main Apartments, LLC
MORTGAGE NOTES PAYABLE
Interest rate (as a percent)				5.18%					4.34%
Amortization period of debt				30 years
Mortgages payable \| Minimum
MORTGAGE NOTES PAYABLE
Interest rate (as a percent)					3.76%
Mortgages payable \| Maximum
MORTGAGE NOTES PAYABLE
Interest rate (as a percent)					5.81%