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v3.23.1

Note 7 - Agreements and Commitments (Details Textual) | 3 Months Ended
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Mar. 31, 2023
Minimum [Member] |
Standard Product Warranty, Term (Year) | 1 year
Maximum [Member] |
Standard Product Warranty, Term (Year) | 3 years
Extended Product Warranty, Term (Year) | 4 years

X
- Definition The period for the extended product warranty, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | liqt_ExtendedProductWarrantyTerm
Namespace Prefix: | liqt_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The period of the standard product warranty, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | liqt_StandardProductWarrantyTerm
Namespace Prefix: | liqt_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

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