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Note 8 - Loan Payable - Schedule of Standby Fees Based on Total Funded Debt to EBITDA Ratio (Details)	12 Months Ended
	Dec. 31, 2022
Debt to EBITDA is Greater Than or Equal to 1.75 and Less Than 2.25 [Member]
Standby fees	0.35%
Debt to EBITDA is Greater Than or Equal to 2.25 and Less Than 2.75 [Member]
Standby fees	0.45%
Debt to EBITDA is Greater Than or Equal to 2.75 and Less Than 3.25 [Member]
Standby fees	0.50%
Debt to EBITDA is Greater Than or Equal to 3.25 and Less Than 3.75 [Member]
Standby fees	0.55%
Debt to EBITDA is Greater Than or Equal to 3.75 [Member]
Standby fees	0.60%
Bank of Montreal and Royal Bank of Canada [Member] | London Interbank Offered Rate (LIBOR) [Member] (Deprecated 2023) | Debt to EBITDA is Less Than 1.75 [Member]
Basis Spread on Variable Rate	1.50%
Standby fees	0.30%
Bank of Montreal and Royal Bank of Canada [Member] | London Interbank Offered Rate (LIBOR) [Member] (Deprecated 2023) | Debt to EBITDA is Greater Than or Equal to 1.75 and Less Than 2.25 [Member]
Basis Spread on Variable Rate	1.75%
Bank of Montreal and Royal Bank of Canada [Member] | London Interbank Offered Rate (LIBOR) [Member] (Deprecated 2023) | Debt to EBITDA is Greater Than or Equal to 2.25 and Less Than 2.75 [Member]
Basis Spread on Variable Rate	2.25%
Bank of Montreal and Royal Bank of Canada [Member] | London Interbank Offered Rate (LIBOR) [Member] (Deprecated 2023) | Debt to EBITDA is Greater Than or Equal to 2.75 and Less Than 3.25 [Member]
Basis Spread on Variable Rate	2.50%
Bank of Montreal and Royal Bank of Canada [Member] | London Interbank Offered Rate (LIBOR) [Member] (Deprecated 2023) | Debt to EBITDA is Greater Than or Equal to 3.25 and Less Than 3.75 [Member]
Basis Spread on Variable Rate	2.75%
Bank of Montreal and Royal Bank of Canada [Member] | London Interbank Offered Rate (LIBOR) [Member] (Deprecated 2023) | Debt to EBITDA is Greater Than or Equal to 3.75 [Member]
Basis Spread on Variable Rate	3.00%
Bank of Montreal and Royal Bank of Canada [Member] | Base Rate [Member] | Debt to EBITDA is Less Than 1.75 [Member]
Basis Spread on Variable Rate	0.25%
Bank of Montreal and Royal Bank of Canada [Member] | Base Rate [Member] | Debt to EBITDA is Greater Than or Equal to 1.75 and Less Than 2.25 [Member]
Basis Spread on Variable Rate	0.50%
Bank of Montreal and Royal Bank of Canada [Member] | Base Rate [Member] | Debt to EBITDA is Greater Than or Equal to 2.25 and Less Than 2.75 [Member]
Basis Spread on Variable Rate	1.00%
Bank of Montreal and Royal Bank of Canada [Member] | Base Rate [Member] | Debt to EBITDA is Greater Than or Equal to 2.75 and Less Than 3.25 [Member]
Basis Spread on Variable Rate	1.25%
Bank of Montreal and Royal Bank of Canada [Member] | Base Rate [Member] | Debt to EBITDA is Greater Than or Equal to 3.25 and Less Than 3.75 [Member]
Basis Spread on Variable Rate	1.50%
Bank of Montreal and Royal Bank of Canada [Member] | Base Rate [Member] | Debt to EBITDA is Greater Than or Equal to 3.75 [Member]
Basis Spread on Variable Rate	1.75%

X

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_StatementScenarioAxis=tcx_DebtToEbitdaIsGreaterThanOrEqualTo175AndLessThan225Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=tcx_DebtToEbitdaIsGreaterThanOrEqualTo225AndLessThan275Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=tcx_DebtToEbitdaIsGreaterThanOrEqualTo275AndLessThan325Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=tcx_DebtToEbitdaIsGreaterThanOrEqualTo325AndLessThan375Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=tcx_DebtToEbitdaIsGreaterThanOrEqualTo375Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=tcx_BankOfMontrealAndRoyalBankOfCanadaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=tcx_DebtToEbitdaIsLessThan175Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: