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Note 9 - Supplemental Information (Detail) | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Entity Wide Revenue Non-Major Customer Percent | 10.00% | 10.00%
Number Of Customers | 1 | 0
Percentage Of Customers To Accounts Receivable | 13.00% | 10.00%

X
- Definition Amount of revenue generated from a single external customer that accounts for 10 percent or less of an entity's revenues. + References No definition available. + Details
Name: | tcx_EntityWideRevenueNonMajorCustomerPercent
Namespace Prefix: | tcx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of customers as defined by the entity. + References No definition available. + Details
Name: | tcx_NumberOfCustomers
Namespace Prefix: | tcx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reflects the percentage in the period from one or more significant customers is to accounts receivable, as defined by the entity. + References No definition available. + Details
Name: | tcx_PercentageOfCustomersToAccountsReceivable
Namespace Prefix: | tcx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration