Net proceeds from sale of property.

No definition available.

Name:	IHT_NetProceedsFromSaleOfProperty
Namespace Prefix:	IHT_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage of proceeds by related party.

+ References

No definition available.

+ Details

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Namespace Prefix:	IHT_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of unpaid note.

+ References

No definition available.

+ Details

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Namespace Prefix:	IHT_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Working capital.

+ References

No definition available.

+ Details

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Namespace Prefix:	IHT_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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-Publisher FASB
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-SubTopic 30
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The average effective interest rate during the reporting period.

+ References

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+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Name Accounting Standards Codification
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to interest.

+ References

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Discussion of the facts and amounts pertaining to each failure to comply with an affirmative or negative covenant of a long-term debt instrument, including violating payment terms or an inability to meet certain minimum financial requirements or achieve or maintain certain financial ratios. The discussion would generally be expected to also include whether or not the failure can and will be overcome and a description of the terms of any waivers, including the amount of the waiver and the period of time covered by the waiver, and if reclassification of long-term debt to current has been made in the current balance sheet.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=IHT_IBCHotelsLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Period Type:

Discontinued Operations (Details Narrative) - USD ($)			3 Months Ended		12 Months Ended
Discontinued Operations (Details Narrative) - USD ($)	Oct. 24, 2018	Aug. 14, 2018	Apr. 30, 2019	Apr. 30, 2018	Jan. 31, 2019
Debt instrument, principal amount			$ 7,600,000		$ 7,600,000
Debt instrument interest rate			7.00%		7.00%
Maturity date			Jun. 19, 2042
Discontinued Operations [Member]
Number of sale of property amount		$ 250,000		$ 3,000,000	$ 100,000
Debt instrument, principal amount			$ 2,750,000
Debt instrument interest rate			3.75%
Interest payment percentage			50.00%
Interest payment per month			$ 25,632
Working capital per month			$ 100,000
Debt default payment, description			If Buyer has not paid two or more payments on the note as scheduled, or if Buyer has not satisfied any other provisions in the note, IHT may give Buyer notice of default. If Buyer fails to cure the default within 30 days after notice (a) on or before February 5, 2020, then 75% of the issued and outstanding IBC interest shall be transferred to IHT, and (b) on or after February 5, 2020, then 51% of the issued and outstanding interest of the Company shall be transferred to IHT.
Discontinued Operations [Member] \| Yuma Hotel Property [Member]
Sales price of assets	$ 16,050,000
Net proceeds from sale of property	$ 9,930,000
Discontinued Operations [Member] \| IBC Hotels, LLC [Member]
Proceeds from related party			$ 2,500,000
Percentage of proceeds by related party			50.00%
Percentage of unpaid note			50.00%
Discontinued Operations [Member] \| 59 Months [Member]
Interest payment per month			$ 52,054
Maturity date			Jun. 30, 2024