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SEGMENT REPORTING (Details) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Jul. 31, 2016 USD ($) segment | Jul. 31, 2015 USD ($) | Apr. 30, 2016 USD ($) | Apr. 30, 2015 USD ($)
Segment Reporting Information [Line Items] |  |  |  |
Number of reportable segments | segment | 2 |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | $ 49,611 | $ 45,045 |  |
Real estate expenses | 21,634 | 18,304 |  |
Net operating income (loss) | 27,977 | 26,741 |  |
Depreciation/amortization | (14,267) | (11,217) |  |
Impairment of real estate investments | (54,153) | (1,285) |  |
General and administrative expenses | (2,606) | (2,454) |  |
Acquisition and investment related costs | (43) | (7) |  |
Other expenses | (852) | (417) |  |
Interest expense | (10,364) | (7,814) |  |
Interest and other income | 1,045 | 607 |  |
(Loss) income before gain (loss) on sale of real estate and other investments, and income from discontinued operations | (53,263) | 4,154 |  |
Gain (loss) on sale of real estate and other investments | 8,958 | (175) |  |
(Loss) income from continuing operations | (44,305) | 3,979 |  |
Income (loss) from discontinued operations | 3,711 | 748 |  |
NET (LOSS) INCOME | (40,594) | 4,727 |  |
Segment Assets [Abstract] |  |  |  |
Property owned | 1,667,442 |  | $ 1,681,471 |
Less accumulated depreciation | (319,087) |  | (312,889) |
Total property owned | 1,348,355 |  | 1,368,582 |
Assets held for sale and assets of discontinued operations | 215,817 |  | 220,537 |
Cash and cash equivalents | 54,438 | 44,770 | 66,698 | $ 48,970
Other investments |  |  | 50 |
Receivables and other assets | 26,546 |  | 26,535 |
Development in progress | 27,454 |  | 51,681 |
Unimproved land | 18,933 |  | 20,939 |
TOTAL ASSETS | 1,691,543 |  | 1,755,022 |
Amounts Not Allocated to Segments [Member] |  |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate expenses | 1,838 | 774 |  |
Net operating income (loss) | (1,838) | (774) |  |
Multi-Family Residential [Member] | Operating Segments [Member] |  |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | 35,040 | 31,433 |  |
Real estate expenses | 14,879 | 13,438 |  |
Net operating income (loss) | 20,161 | 17,995 |  |
Segment Assets [Abstract] |  |  |  |
Property owned | 1,226,490 |  | 1,243,909 |
Less accumulated depreciation | (211,953) |  | (209,156) |
Total property owned | 1,014,537 |  | 1,034,753 |
Healthcare [Member] | Operating Segments [Member] |  |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | 11,541 | 10,779 |  |
Real estate expenses | 4,192 | 3,482 |  |
Net operating income (loss) | 7,349 | 7,297 |  |
Segment Assets [Abstract] |  |  |  |
Property owned | 340,806 |  | 337,920 |
Less accumulated depreciation | (86,120) |  | (83,558) |
Total property owned | 254,686 |  | 254,362 |
All Other [Member] | Operating Segments [Member] |  |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | 3,030 | 2,833 |  |
Real estate expenses | 725 | 610 |  |
Net operating income (loss) | 2,305 | $ 2,223 |  |
Segment Assets [Abstract] |  |  |  |
Property owned | 100,146 |  | 99,642 |
Less accumulated depreciation | (21,014) |  | (20,175) |
Total property owned | $ 79,132 |  | $ 79,467 |

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