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Segments (Details Textual) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 Segments | Jun. 30, 2012 | Dec. 31, 2012
Segments (Textual) [Abstract] |  |  |  |  |
Number of reportable operating segments |  |  | 2 |  |
Charge related to unexchanged merger shares |  |  | $ 3.0 |  |
Percentage of revenue | 10.00% | 10.00% | 10.00% | 10.00% |
Percentage of accounts receivable | 10.00% |  | 10.00% |  | 10.00%

X
- Definition Charge related to unexchanged merger shares. + References No definition available. + Details
Name: | tzoo_ChargeRelatedToUnexchangedMergerShares
Namespace Prefix: | tzoo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of accounts receivable for which no customer minimum. + References No definition available. + Details
Name: | tzoo_PercentageOfAccountsReceivableForWhichNoCustomerMinimum
Namespace Prefix: | tzoo_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of revenue for which there is no customer minimum. + References No definition available. + Details
Name: | tzoo_PercentageOfRevenueForWhichNoCustomerMinimum
Namespace Prefix: | tzoo_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | tzoo_SegmentsTextualAbstract
Namespace Prefix: | tzoo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration