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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Variable Interest Entity (Details) $ in Millions |  |  | 12 Months Ended
--- | --- | --- | ---
Jun. 12, 2014 USD ($) item | Nov. 27, 2012 | Apr. 30, 2016 item
IRET - Minot Apartments, LLC [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Percentage of ownership in VIE (in hundredths) |  |  | 51.00%
IRET - Minot Apartments, LLC [Member] | Third Party Debt [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Percentage of project financed (in hundredths) |  | 69.00% |
IRET - Minot Apartments, LLC [Member] | Debt from IRET [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Percentage of project financed (in hundredths) |  | 7.00% |
IRET - Minot Apartments, LLC [Member] | Real Estate Development Company [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Percentage of ownership in VIE (in hundredths) |  |  | 49.00%
IRET - 71 France, LLC [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Total estimated cost for joint venture | $ | $ 73.3 |  |
Number of other partners in joint venture | item | 2 |  | 2
Percentage of ownership in VIE (in hundredths) |  |  | 52.60%
Threshold in-service period of project |  |  | 24 months
IRET - 71 France, LLC [Member] | Third Party Debt [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Percentage of project financed (in hundredths) | 69.00% |  |
IRET - 71 France, LLC [Member] | Debt from IRET [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Percentage of project financed (in hundredths) | 7.00% |  |
IRET - 71 France, LLC [Member] | Real Estate Development Company [Member] |  |  |
Variable Interest Entity [Line Items] |  |  |
Percentage of ownership in VIE (in hundredths) |  |  | 47.40%

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- Definition Refers to the number of other partners in a joint venture. + References No definition available. + Details
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- Definition The percentage of project financed in a joint venture considered as variable interest entity. + References No definition available. + Details
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- Definition Refers to the in-service period of project after which the company will have management and leasing responsibilities. + References No definition available. + Details
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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 Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=52262685&loc=SL6759159-111685 + Details
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- Details
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- Details
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