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REDEEMABLE NONCONTROLLING INTERESTS (Details) (USD $) | 12 Months Ended |  | 12 Months Ended
--- | --- | --- | ---
Apr. 30, 2014 | Apr. 30, 2013 | Apr. 30, 2014 IRET - Minot Apartments, LLC [Member] | Apr. 30, 2014 Southgate - Minot, ND [Member] | Apr. 30, 2013 Southgate - Minot, ND [Member] | Apr. 30, 2012 Golden Valley, Minnesota [Member]
Redeemable Noncontrolling Interest [Line Items] |  |  |  |  |  |  |  |
Balance at beginning of fiscal year | $ 5,937,000 | [1] |  |  |  | $ 5,937,000 | $ 0 | $ 987,000
Contributions from nonredeemable noncontrolling interests consolidated real estate entities | 3,895,000 | [1] | 6,483,000 | [1] |  | 0 | 5,932,000 | 0
Net income |  |  |  |  |  | 266,000 | 5,000 | 12,000
Net distributions |  |  |  |  |  | 0 | 0 | (27,000)
Fair value adjustments |  |  |  |  |  | 0 | 0 | 35,000
Acquisition of joint venture partner's interest |  |  |  |  |  | 0 | 0 | (1,007,000)
Balance at close of fiscal year | 6,203,000 |  | 5,937,000 | [1] |  | 6,203,000 | 5,937,000 | 0
Construction costs for joint venture | $ 52,200,000 |  |  |  |  |  |  |
Percentage of cost financed with debt (in hundredths) | 69.00% |  |  |  | 7.00% |  |  |
Ownership percentage (in hundredths) | 51.00% |  |  |  | 49.00% |  |  |
[1] | (as revised)

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