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v3.24.1

Right-of-use Asset and Leasing Liabilities (Details - Other supplemental information) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Right-of-use Assets And Leasing Liabilities |  |
Operating cash flows for operating leases | $ (261) | $ (1,085)
Financing cash flows for finance leases | $ (290) | $ (645)

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Balance Type: | na
Period Type: | duration

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Namespace Prefix: | intz_
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Balance Type: | debit
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Namespace Prefix: | intz_
Data Type: | xbrli:monetaryItemType
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