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Note 2 - Basis of Presentation (Tables) | 6 Months Ended
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Jun. 30, 2015
Disclosure Text Block [Abstract] |
Schedule of Depreciation Rates [Table Text Block] |
Asset |  | Rate |
Computer equipment |  |  | 30 | %
Computer software |  |  | 100 | %
Furniture and equipment |  |  | 20 | %
Vehicles and tools |  |  | 20 | %
Fiber network (years) |  |  | 15 |
Customer equipment and installations (years) |  |  | 3 |
Leasehold improvements |  | Over term of lease |

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- Definition Represents the schedule of depreciation rates of property and equipment. + References No definition available. + Details
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Namespace Prefix: | tcx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_DisclosureTextBlockAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration