XML 86 R20.htm IDEA: XBRL DOCUMENT
v2.4.0.8

BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables) | 3 Months Ended
--- | ---
Jul. 31, 2013
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES [Abstract] |
Identified intangible assets and intangible liabilities | The Company's identified intangible assets and intangible liabilities at July 31, 2013 and April 30, 2013 were as follows:
| (in thousands)
| July 31, 2013 | April 30, 2013
Identified intangible assets (included in intangible assets): |  |  |  |
Gross carrying amount | $ | 61,008 | $ | 68,165
Accumulated amortization |  | (24,019) |  | (27,708)
Net carrying amount | $ | 36,989 | $ | 40,457
Identified intangible liabilities (included in other liabilities): |  |  |  |
Gross carrying amount | $ | 327 | $ | 391
Accumulated amortization |  | (249) |  | (296)
Net carrying amount | $ | 78 | $ | 95
Estimated annual amortization of acquired below-market leases, net of acquired above-market leases | The effect of amortization of acquired below-market leases and acquired above-market leases on rental income was approximately $(10,000) and $(10,000) for the three months ended July 31, 2013 and 2012, respectively. The estimated annual amortization of acquired below-market leases, net of acquired above-market leases, for each of the five succeeding fiscal years is as follows:
Year Ended April 30, | (in thousands)
2015 | $ | 21
2016 |  | 17
2017 |  | 9
2018 |  | (5)
2019 |  | (5)
Estimated annual amortization of all other identified intangible assets | Amortization of all other identified intangible assets (a component of depreciation and amortization expense) was $3.6 million and $1.5 million for the three months ended July 31, 2013 and 2012, respectively. The estimated annual amortization of all other identified intangible assets for each of the five succeeding fiscal years is as follows:
Year Ended April 30, | (in thousands)
2015 | $ | 4,830
2016 |  | 4,612
2017 |  | 4,143
2018 |  | 3,701
2019 |  | 3,549

X
- Definition Tabular disclosure of the estimated annual amortization of acquired below-market leases, net of acquired above-market leases for each of the five succeeding fiscal years. + References No definition available. + Details
Name: | iret_EstimatedAnnualAmortizationOfAcquiredBelowMarketLeasesNetOfAcquiredAboveMarketLeasesTableTextBlock
Namespace Prefix: | iret_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of identified intangible assets and intangible liabilities as of the reporting date including gross carrying amounts, accumulated amortization and net carrying amounts. + References No definition available. + Details
Name: | iret_IdentifiedIntangibleAssetsAndIntangibleLiabilitiesTableTextBlock
Namespace Prefix: | iret_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the estimated aggregate amortization expense for intangible assets subject to amortization for each of the five succeeding fiscal years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleOfExpectedAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration