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OPERATING SEGMENTS (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Apr. 30, 2016 USD ($) segment | Apr. 30, 2015 USD ($) | Apr. 30, 2014 USD ($) | Apr. 30, 2013 USD ($)
Segment Reporting Information [Line Items] |  |  |  |
Number of reportable segments | segment | 2 |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | $ 188,320 | $ 179,321 | $ 164,590 |
Real estate expenses | 79,100 | 73,137 | 69,256 |
Gain on involuntary conversion |  |  | 2,480 |
Net operating income | 109,220 | 106,184 | 97,814 |
Depreciation/amortization | (49,832) | (42,784) | (39,712) |
Impairment of real estate investments | (5,543) | (4,663) | (7,700) |
General and administrative expenses | (11,267) | (11,824) | (10,743) |
Acquisition and investment related costs | (830) |  |  |
Other expenses | (2,231) | (1,647) | (1,850) |
Interest expense | (35,768) | (34,447) | (33,729) |
Loss on extinguishment of debt | (106) |  |  |
Interest and other income | 2,573 | 2,956 | 2,148 |
Income before gain (loss) on sale of real estate and other investments, gain on bargain purchase and income (loss) from discontinued operations | 6,216 | 13,413 | 5,949 |
Gain (Loss) on sale of real estate and other investments | 9,640 | 6,093 | (51) |
Gain on bargain purchase | 3,424 |  |  |
Income from continuing operations | 19,280 | 19,506 | 5,898 |
Income (loss) from discontinued operations | 57,322 | 9,178 | (22,838) |
NET INCOME (LOSS) | 76,602 | 28,684 | (16,940) |
Segment Assets [Abstract] |  |  |  |
Property owned | 1,681,471 | 1,335,687 |  |
Less accumulated depreciation | (312,889) | (279,417) |  |
Total property owned | 1,368,582 | 1,056,270 |  |
Assets held for sale and assets of discontinued operations | 220,761 | 675,764 |  |
Cash and cash equivalents | 66,698 | 48,970 | 47,267 | $ 94,133
Other investments | 50 | 329 |  |
Receivables and other assets | 31,466 | 36,683 |  |
Development in progress | 51,681 | 153,994 |  |
Unimproved land | 20,939 | 25,827 |  |
TOTAL ASSETS | 1,760,177 | 1,997,837 |  |
Multi-Family Residential [Member] | Operating Segments [Member] |  |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | 131,149 | 118,526 | 102,059 |
Real estate expenses | 60,477 | 51,172 | 46,138 |
Gain on involuntary conversion |  |  | 2,480 |
Net operating income | 70,672 | 67,354 | 58,401 |
Segment Assets [Abstract] |  |  |  |
Property owned | 1,243,909 | 946,520 |  |
Less accumulated depreciation | (209,156) | (180,414) |  |
Total property owned | 1,034,753 | 766,106 |  |
Healthcare [Member] | Operating Segments [Member] |  |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | 45,621 | 44,153 | 44,098 |
Real estate expenses | 16,021 | 16,240 | 16,351 |
Gain on involuntary conversion |  |  | 0 |
Net operating income | 29,600 | 27,913 | 27,747 |
Segment Assets [Abstract] |  |  |  |
Property owned | 337,920 | 284,342 |  |
Less accumulated depreciation | (83,558) | (78,625) |  |
Total property owned | 254,362 | 205,717 |  |
Other Segments [Member] | Operating Segments [Member] |  |  |  |
Segment revenues and net operating income [Abstract] |  |  |  |
Real estate revenue | 11,550 | 16,642 | 18,433 |
Real estate expenses | 2,602 | 5,725 | 6,767 |
Gain on involuntary conversion |  |  | 0 |
Net operating income | 8,948 | 10,917 | $ 11,666 |
Segment Assets [Abstract] |  |  |  |
Property owned | 99,642 | 104,825 |  |
Less accumulated depreciation | (20,175) | (20,378) |  |
Total property owned | $ 79,467 | $ 84,447 |  |

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- Definition This element represents the income (loss) before the gain (loss) on the sale of real estate and other investments and the income (loss) from discontinued operations. + References No definition available. + Details
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- Definition The cumulative amount of depreciation for real estate property held for investment purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(3)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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