XML 53 R33.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Summary of Information Concerning Indebtedness that Encumbered our Properties (Parenthetical) (Detail) | 12 Months Ended | 0 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014
Belle Creek Apartments | Floating Rate |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Debt instrument interest rate | 2.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_BelleCreekApartmentsMember / us-gaap_VariableRateAxis = irt_FloatingRateMember | 2.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_BelleCreekApartmentsMember / us-gaap_VariableRateAxis = irt_FloatingRateMember |
Belle Creek Apartments | 30-Day LIBOR |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Debt instrument interest rate | 0.17%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_BelleCreekApartmentsMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember | 0.17%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_BelleCreekApartmentsMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember |
Berkshire Square Apartments |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Interest payment period | Monthly | Monthly |
Principal date | Feb. 01, 2016 | Feb. 01, 2016 |
Amortization schedule | 30 years | 30 years |
Centrepoint Apartments |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Interest payment period | Monthly | Monthly |
Principal date | Feb. 01, 2015 | Feb. 01, 2015 |
Amortization schedule | 30 years | 30 years |
Tresa At Arrowhead | Floating Rate |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Debt instrument interest rate | 2.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_TresaAtArrowheadMember / us-gaap_VariableRateAxis = irt_FloatingRateMember | 2.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_TresaAtArrowheadMember / us-gaap_VariableRateAxis = irt_FloatingRateMember |
Tresa At Arrowhead | 30-Day LIBOR |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Debt instrument interest rate | 0.17%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_TresaAtArrowheadMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember | 0.17%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = irt_TresaAtArrowheadMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember |
King's Landing |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Interest payment period | Monthly |  | Monthly
Principal date | Jun. 01, 2017 |  | Jun. 01, 2017
Amortization schedule | 30 years |  | 30 years
Secured Credit Facility | Floating Rate |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Debt instrument interest rate | 2.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_CreditFacilityAxis = irt_SecuredCreditFacilityMember / us-gaap_VariableRateAxis = irt_FloatingRateMember | 2.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_CreditFacilityAxis = irt_SecuredCreditFacilityMember / us-gaap_VariableRateAxis = irt_FloatingRateMember |
Secured Credit Facility | 30-Day LIBOR |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Debt instrument interest rate | 0.17%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_CreditFacilityAxis = irt_SecuredCreditFacilityMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember | 0.17%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_CreditFacilityAxis = irt_SecuredCreditFacilityMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember |
OKC Portfolio |  |  |
Mortgage Loans on Real Estate [Line Items] |  |  |
Amortization schedule | 30 years |  |
Contractual interest rate | 5.60%irt_FixedInterestRateBearingOnMinimumPercentageOfAggregateOutstandingDebt / us-gaap_CreditFacilityAxis = irt_OKCPortfolioMember |  |

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