Cumulative priority distributions per unit per year.

No definition available.

Name:	IHT_CumulativePriorityDistributionsPerUnitPerYear
Namespace Prefix:	IHT_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of units sold during period.

+ References

No definition available.

+ Details

Name:	IHT_NumberOfUnitsSoldDuringPeriod
Namespace Prefix:	IHT_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of limited partner units outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055

+ Details

Name:	us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of the distribution per unit of limited partner interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770

+ Details

Name:	us-gaap_PartnersCapitalAccountDistributionPerUnitOfLimitedPartnerInterest
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Total units issued during the year due to the sale of units. All partners include general, limited and preferred partners.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-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

Name:	us-gaap_PartnersCapitalAccountUnitsSaleOfUnits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611443-123010

+ Details

Name:	us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Sale of Ownership Interests in Subsidiaries (Details Narrative) - $ / shares										9 Months Ended	12 Months Ended
	Jun. 19, 2017	Feb. 15, 2017	Jan. 31, 2010	Sep. 15, 2009	Jan. 05, 2009	Sep. 10, 2007	Aug. 18, 2005	Sep. 10, 2002	Jan. 02, 2001	Oct. 31, 2019	Jan. 31, 2019
Maximum [Member]
Number of units were available for sale	750,000		350,000	250,000	300,000	350,000	350,000	350,000	250,000
Class A [Member]
Number of units sold during period		250
Class B [Member]
Number of units sold during period		200
Class B Limited Partnership Units [Member]
Number of units sold during period											123.50
Albuquerque [Member] \| Class A, Class B and Class C [Member] \| Minimum [Member]
Limited liability limited partnership interests		550
Albuquerque [Member] \| Class A, Class B and Class C [Member] \| Maximum [Member]
Limited liability limited partnership interests		600
Yuma Entity [Member] \| Albuquerque Suite Hospitality, LLC [Member]
Number of units were available for sale		10,000
Yuma Entity [Member] \| Albuquerque Suite Hospitality, LLC [Member] \| Class A, Class B and Class C [Member]
Limited liability limited partnership interests		800
Yuma Entity [Member] \| Albuquerque Suite Hospitality, LLC [Member] \| Class B Limited Partnership Units [Member]
Limited liability limited partnership interests		300
Yuma Entity [Member] \| Albuquerque Suite Hospitality, LLC [Member] \| Class A Limited Partnership Units [Member]
Limited liability limited partnership interests		300
Albuquerque Suite Hospitality, LLC [Member]
Percentage of membership interest in a subsidiary committed to purchase by an affiliate										50.10%
Albuquerque Suite Hospitality, LLC [Member]
Sale price per unit										$ 10,000
Number of units were available for sale		10,000
Number of units sold during period		100
Percentage of trust held ownership interest										20.53%	20.53%
Albuquerque Suite Hospitality, LLC [Member] \| Class B Limited Partnership Units [Member]
Number of units sold during period											13.50
Albuquerque Suite Hospitality, LLC [Member] \| Class A Limited Partnership Units [Member]
Sale price per unit											$ 10,000
Number of units sold during period											15
Albuquerque Suite Hospitality, LLC [Member] \| Class A Limited Partnership Units [Member] \| Other Parties [Member]
Number of units sold during period										477
Percentage of trust held ownership interest										79.30%
Albuquerque Suite Hospitality, LLC [Member] \| Class C Limited Partnership Units [Member] \| Mr. Wirth and his Affiliates [Member]
Number of units sold during period										1
Percentage of trust held ownership interest										0.17%
Tucson Hospitality Properties LP [Member] \| Class B Limited Partnership Units [Member]
Number of units sold during period										404	404
Percentage of trust held ownership interest										51.01%	51.01%
Tucson Hospitality Properties LP [Member] \| Class A Limited Partnership Units [Member] \| Other Parties Holders [Member]
Number of units sold during period										385	385
Percentage of trust held ownership interest										48.61%	48.61%
Tucson Hospitality Properties LP [Member] \| Class C Limited Partnership Units [Member] \| Mr. Wirth and his Affiliates [Member]
Number of units sold during period										3	3
Percentage of trust held ownership interest										0.38%	0.38%
Tucson Hospitality Properties LP [Member] \| Rare Earth Financial, LLC [Member]
Cumulative priority distributions per unit per year										$ 700