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Stock-Based Compensation (Details Narrative) (USD $)
3 Months Ended 0 Months Ended
Apr. 30, 2015
Apr. 30, 2014
Apr. 24, 2015
Feb. 05, 2015
Stock-based compensation expenses $ 16,320us-gaap_ShareBasedCompensation $ 9,167us-gaap_ShareBasedCompensation    
Stock based compensation vested shares 500us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber      
Stock option granted shares 1,434,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross      
Trustee Stock Compensation [Member]        
Issuance of restricted stock, shares 21,000us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= IHT_TrusteeStockCompensationMember
     
Issuance of restricted stock, market value $ 57,120us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= IHT_TrusteeStockCompensationMember
     
Board of Trustees [Member] | 2015 Plan Agreement [Member]        
Stock option grantee period       4 years
Shares of beneficial interest of trust exercise price per share       $ 3.50us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= IHT_BoardofTrusteesMember
/ us-gaap_TypeOfArrangementAxis
= IHT_TwoThousandAndFifteenPlanAgreementMember
Shares of beneficial interest of trust option     10,000us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= IHT_BoardofTrusteesMember
/ us-gaap_TypeOfArrangementAxis
= IHT_TwoThousandAndFifteenPlanAgreementMember
 
Board of Trustees [Member] | 2015 Plan Agreement [Member] | Pamela Barnhill [Member]        
Shares of beneficial interest of trust option       1,000,000us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= IHT_BoardofTrusteesMember
/ us-gaap_TitleOfIndividualAxis
= IHT_PamelaBarnhillMember
/ us-gaap_TypeOfArrangementAxis
= IHT_TwoThousandAndFifteenPlanAgreementMember
Board of Trustees [Member] | 2015 Plan Agreement [Member] | Adam Remis [Member]        
Shares of beneficial interest of trust option     60,000us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= IHT_BoardofTrusteesMember
/ us-gaap_TitleOfIndividualAxis
= IHT_AdamRemisMember
/ us-gaap_TypeOfArrangementAxis
= IHT_TwoThousandAndFifteenPlanAgreementMember
 
Board of Trustees [Member] | 2015 Equity Incentive Plan [Member]        
Shares of beneficial interest of trust are authorized to issued       1,600,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= IHT_TwoThousandAndFifteenEquityIncentivePlanMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= IHT_BoardofTrusteesMember