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Note 9 - Subsequent Events (Details Textual) - Brokerage Commissions [Member] - Subsequent Event [Member]	Jan. 08, 2025 USD ($)
Marex Capital Markets, Inc [Member]
Related Party Transaction, Fee Per Half Turn	$ 4
StoneX Financial Inc [Member]
Related Party Transaction, Fee Per Half Turn	$ 4.5

X

- Definition

Amount of fee per half turn in related party transaction.

+ References

No definition available.

+ Details

Name:	tect_RelatedPartyTransactionFeePerHalfTurn
Namespace Prefix:	tect_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=tect_MarexCapitalMarketsIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=tect_BrokerageCommissionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=tect_StoneXFinancialIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: