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Note 2 - Summary of Significant Accounting Policies (Details Textual) (USD $) | 12 Months Ended |
--- | --- | ---
Jan. 31, 2015 | Jan. 31, 2014 | Sep. 25, 2013
Asset Impairment Charges | $ 0 us-gaap_AssetImpairmentCharges | $ 0 us-gaap_AssetImpairmentCharges |
Common Stock, Dividends, Per Share, Cash Paid | $ 0.01 us-gaap_CommonStockDividendsPerShareCashPaid | $ 0.01 us-gaap_CommonStockDividendsPerShareCashPaid |
Percentage of Balances Over 90 Days | 50.00%iht_PercentageOfBalancesOver90Days |  |
Percentage of Balances Over 120 Days | 100.00%iht_PercentageOfBalancesOver120Days |  |
Dividends, Common Stock, Cash | 82,665 us-gaap_DividendsCommonStockCash | 83,449 us-gaap_DividendsCommonStockCash |
Aggregate Weighted Average Incremental Increase of Shares of Beneficial Interest Assuming Conversion | 3,684,069 iht_AggregateWeightedAverageIncrementalIncreaseOfSharesOfBeneficialInterestAssumingConversion | 3,693,972 iht_AggregateWeightedAverageIncrementalIncreaseOfSharesOfBeneficialInterestAssumingConversion |
Number of Operating Segments | 2 us-gaap_NumberOfOperatingSegments |  |
Number of Hotels | 5 iht_NumberOfHotels |  |
Number of Suites | 843 iht_NumberOfSuites |  |
Advertising Expense | 588,000 us-gaap_AdvertisingExpense | 624,000 us-gaap_AdvertisingExpense |
Building and Building Improvements [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life | 40 years |  |
Furniture and Equipment [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life | 10 years |  |
Furniture and Equipment [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment, Useful Life | 3 years |  |
IBC Hotels [Member] |  |  |
Number of Real Estate Properties | 6,300 us-gaap_NumberOfRealEstateProperties / dei_LegalEntityAxis = iht_IBCHotelsMember | 6,300 us-gaap_NumberOfRealEstateProperties / dei_LegalEntityAxis = iht_IBCHotelsMember |
Booking Fee | 10.00%iht_BookingFee / dei_LegalEntityAxis = iht_IBCHotelsMember |  | 10.00%iht_BookingFee / dei_LegalEntityAxis = iht_IBCHotelsMember
Other Parties [Member] | InnSuites Hotel Located in Albuquerque, New Mexico [Member] |  |  |
Percentage of Ownership Interest Held by Unrelated Third Parties | 49.00%iht_PercentageOfOwnershipInterestHeldByUnrelatedThirdParties / us-gaap_CounterpartyNameAxis = iht_OtherPartiesMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = iht_InnsuitesHotelLocatedInAlbuquerqueNewMexicoMember |  |
Other Parties [Member] | InnSuites Hotel Located in Ontario California [Member] |  |  |
Percentage of Ownership Interest Held by Unrelated Third Parties | 48.00%iht_PercentageOfOwnershipInterestHeldByUnrelatedThirdParties / us-gaap_CounterpartyNameAxis = iht_OtherPartiesMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = iht_InnsuitesHotelLocatedInOntarioCaliforniaMember |  |
Other Parties [Member] | Innsuites Hotels Located in Tucson Arizona [Member] |  |  |
Percentage of Ownership Interest Held by Unrelated Third Parties | 49.00%iht_PercentageOfOwnershipInterestHeldByUnrelatedThirdParties / us-gaap_CounterpartyNameAxis = iht_OtherPartiesMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = iht_InnsuitesHotelsLocatedInTucsonArizonaMember |  |
Other Parties [Member] | One InnSuites Hotel Located in Yuma Arizona [Member] |  |  |
Percentage of Ownership Interest Held by Unrelated Third Parties | 26.00%iht_PercentageOfOwnershipInterestHeldByUnrelatedThirdParties / us-gaap_CounterpartyNameAxis = iht_OtherPartiesMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = iht_OneInnsuitesHotelLocatedInYumaArizonaMember |  |
Other Parties [Member] | RRF Limited Partnership [Member] |  |  |
Percentage of Ownership Interest Held by Unrelated Third Parties | 28.00%iht_PercentageOfOwnershipInterestHeldByUnrelatedThirdParties / us-gaap_CounterpartyNameAxis = iht_OtherPartiesMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = iht_RRFLimitedPartnershipMember |  |
Restricted Stock [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | 23,100 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 18,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |
Allocated Share-based Compensation Expense | $ 36,666 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | $ 30,960 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |

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- Definition Percentage charge for a booking fee. + References No definition available. + Details
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X
- Definition Represents the number of hotels. + References No definition available. + Details
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- Definition Represents the number of suites. + References No definition available. + Details
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- Definition Percentage of balances over 120 days. + References No definition available. + Details
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- Definition Percentage of balances over 90 days. + References No definition available. + Details
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- Definition Percentage of ownership interest held by unrelated third parties + References No definition available. + Details
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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 + Details
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- Definition Aggregate dividends paid during the period for each share of common stock outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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