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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (unaudited) (USD $) | PREFERRED SHARES [Member] | COMMON SHARES [Member] | ACCUMULATED DISTRIBUTIONS IN EXCESS OF NET INCOME [Member] | NONCONTROLLING INTERESTS [Member] | Total
--- | --- | --- | --- | --- | ---
Balance at Apr. 30, 2011 | $ 27,317,000 | $ 621,936,000 | $ (237,563,000) | $ 132,600,000 | $ 544,290,000
Balance, shares (in shares) at Apr. 30, 2011 | 1,150,000 | 80,523,000 |  |  |
Net income attributable to Investors Real Estate Trust and nonredeemable noncontrolling interests |  |  | 1,421,000 | 147,000 | 1,568,000
Distributions - common shares and units |  |  | (13,850,000) | (3,424,000) | (17,274,000)
Distributions - preferred shares |  |  | (593,000) |  | (593,000)
Distribution reinvestment and share purchase plan |  | 4,543,000 |  |  | 4,543,000
Distribution reinvestment and share purchase plan (in shares) |  | 562,000 |  |  |
Shares issued |  | 549,000 |  |  | 549,000
Shares issued, shares (in shares) |  | 66,000 |  |  |
Redemption of units for common shares |  | 999,000 |  | (999,000) | 0
Redemption of units for common shares, shares (in shares) |  | 109,000 |  |  |
Adjustments to redeemable noncontrolling interests |  | (298,000) |  |  | (298,000)
Other |  | (7,000) |  | (245,000) | (252,000)
Other, shares (in shares) |  | (1,000) |  |  |
Balance at Jul. 31, 2011 | 27,317,000 | 627,722,000 | (250,585,000) | 128,079,000 | 532,533,000
Balance, shares (in shares) at Jul. 31, 2011 | 1,150,000 | 81,259,000 |  |  |
Balance at Apr. 30, 2012 | 27,317,000 | 684,049,000 | (278,377,000) | 132,274,000 | 565,263,000
Balance, shares (in shares) at Apr. 30, 2012 | 1,150,000 | 89,474,000 |  |  |
Net income attributable to Investors Real Estate Trust and nonredeemable noncontrolling interests |  |  | 1,679,000 | 317,000 | 1,996,000
Distributions - common shares and units |  |  | (11,734,000) | (2,679,000) | (14,413,000)
Distributions - preferred shares |  |  | (593,000) |  | (593,000)
Distribution reinvestment and share purchase plan |  | 14,485,000 |  |  | 14,485,000
Distribution reinvestment and share purchase plan (in shares) |  | 1,892,000 |  |  |
Shares issued |  | 2,566,000 |  |  | 2,566,000
Shares issued, shares (in shares) |  | 358,000 |  |  |
Partnership units issued |  |  |  | 6,428,000 | 6,428,000
Redemption of units for common shares |  | 337,000 |  | (337,000) | 0
Redemption of units for common shares, shares (in shares) |  | 89,000 |  |  |
Other |  | (6,000) |  |  | (6,000)
Other, shares (in shares) |  | (1,000) |  |  |
Balance at Jul. 31, 2012 | $ 27,317,000 | $ 701,431,000 | $ (289,025,000) | $ 136,003,000 | $ 575,726,000
Balance, shares (in shares) at Jul. 31, 2012 | 1,150,000 | 91,812,000 |  |  |

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- Definition Total change in each class of partners' capital accounts during the year due to redemptions and adjustments to redemption value. All partners include general, limited and preferred partners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Practice Bulletin (PB) -Number 14 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187171-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 87-21 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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