Discontinued Operations - Schedule of Future Payments on Notes (Details)	Jan. 31, 2019 USD ($)
Discontinued Operations and Disposal Groups [Abstract]
2020	$ 229,167
2021	550,000
2022	550,000
2023	550,000
2024	550,000
Thereafter	320,833
Total	$ 2,750,000

Long term debt dicontinued operations.

No definition available.

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Long term debt maturities repayments of principal in after year five discontinued operations.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Long term debt maturities repayments of principal in next twelve months discontinued operations.

No definition available.

Name:	IHT_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonthsDiscontinuedOperations
Namespace Prefix:	IHT_
Data Type:	xbrli:monetaryItemType
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Long term debt maturities repayments of principal in year five discontinued operations.

No definition available.

Name:	IHT_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFiveDiscontinuedOperations
Namespace Prefix:	IHT_
Data Type:	xbrli:monetaryItemType
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Long term debt maturities repayments of principal in year four discontinued operations.

No definition available.

Name:	IHT_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourDiscontinuedOperations
Namespace Prefix:	IHT_
Data Type:	xbrli:monetaryItemType
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Long term debt maturities repayments of principal in year three discontinued operations.

No definition available.

Name:	IHT_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeDiscontinuedOperations
Namespace Prefix:	IHT_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long term debt maturities repayments of principal in year two discontinued operations.

No definition available.

Name:	IHT_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwoDiscontinuedOperations
Namespace Prefix:	IHT_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

No definition available.

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