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v3.22.1

OCCUPANCY TAX LIABILITY REVERSAL (Details Narrative) - USD ($) | 12 Months Ended
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Jan. 31, 2022 | Jan. 31, 2021
Sales and occupancy tax expenses decreased | $ (798,000) |
Maximum [Member] |  |
Sales and occupancy tax expenses decreased | 1,642,000 |
Minimum [Member] |  |
Sales and occupancy tax expenses decreased | $ 798,000 | $ 844,000

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

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- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |