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Note 8 - Segment Reporting (ASC Topic 280) (Details Textual)	Dec. 31, 2024
Number of Series	5

X

- Definition

The number of series.

+ References

No definition available.

+ Details

Name:	tect_NumberOfSeries
Namespace Prefix:	tect_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant