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Subsequent Events - Additional Information (Detail) (USD $) | 12 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended |
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 17, 2013 | Nov. 11, 2013 | Nov. 30, 2012 | Mar. 21, 2015 | Mar. 19, 2015 | Mar. 19, 2015 | Jan. 28, 2015 | Mar. 28, 2015 | Jan. 31, 2015 | Mar. 21, 2015 | Mar. 17, 2015 | Dec. 31, 2012
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares authorized | 200,000,000 us-gaap_CommonStockSharesAuthorized | 200,000,000 us-gaap_CommonStockSharesAuthorized |  |  |  |  |  |  |  |  |  |  |  |
Preferred shares, authorized | 10,000,000 us-gaap_PreferredStockSharesAuthorized |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, par value | $ 0.0005 us-gaap_CommonStockParOrStatedValuePerShare | $ 0.0005 us-gaap_CommonStockParOrStatedValuePerShare |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split ratio | 0.2 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 | 0.2 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 |  |  |  |  |  |  |  |  |  |  |  |
Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split ratio | 0.2 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | 0.2 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember |  |  |  |  |  |  |  |  |  |  |  |
Reverse Stock Split [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares increase decrease | 1,000,000,000 idi_IncreaseDecreaseInCommonStockSharesAuthorized / us-gaap_AwardTypeAxis = idi_ReverseStockSplitMember |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares authorized | 200,000,000 us-gaap_CommonStockSharesAuthorized / us-gaap_AwardTypeAxis = idi_ReverseStockSplitMember |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted Share Units [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Assumed equity awards outstanding of acquired entity | 61,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 161,053 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |  |  |  |  |  |  |  |  |  |  | 29,053 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember
Granted restricted share units | 73,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 195,656 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 6,300 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 157,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |  |  |  |  |  |  |  |  |
Shanghai Tiger Shangda [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity interest |  |  |  |  | 100.00%us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions / dei_LegalEntityAxis = idi_ShanghaiTigerShangdaMember |  |  |  |  |  |  |  |  |
Tiger Yaoyang [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets recognized | $ 1,990,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / dei_LegalEntityAxis = idi_TigerYaoyangMember |  |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interest recognized | 515,000 us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue / dei_LegalEntityAxis = idi_TigerYaoyangMember |  |  |  |  |  |  |  |  |  |  |  |  |
Additional paid-in capital recognized | 862,000 us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable / dei_LegalEntityAxis = idi_TigerYaoyangMember |  |  |  |  |  |  |  |  |  |  |  |  |
Best One Inc [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity interest | 100.00%us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions / dei_LegalEntityAxis = idi_BestOneIncMember |  |  |  |  |  |  |  |  |  |  |  |  |
Best One Inc [Member] | Restricted Share Units [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Description | The RSUs vest annually beginning October 13, 2015 only if certain performance goals of Tiger Media are met. The shares underlying such RSUs will not be delivered until October 13, 2018, unless there is a change of control of Tiger Media. |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, converted |  |  |  |  |  | 4,016,846 us-gaap_ConversionOfStockSharesConverted1 / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |  |
Common stock, par value |  |  |  |  |  | $ 0.0005 us-gaap_CommonStockParOrStatedValuePerShare / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 0.0005 us-gaap_CommonStockParOrStatedValuePerShare / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Preferred stock, earn out |  |  |  |  |  | 1,800,220 idi_PreferredStockEarnout / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |  |
Reverse stock split ratio |  |  |  |  |  |  | 0.2 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |
Subsequent Event [Member] | Series A- Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 4,200,511 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 4,200,511 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Preferred stock, par value |  |  |  |  |  | $ 0.0001 us-gaap_PreferredStockParOrStatedValuePerShare / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 0.0001 us-gaap_PreferredStockParOrStatedValuePerShare / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Series B Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 764,791 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesBConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 764,791 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesBConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Series C Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 480,057 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesCConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 480,057 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesCConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Series D Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, converted |  |  |  |  |  | 900,108 us-gaap_ConversionOfStockSharesConverted1 / us-gaap_StatementClassOfStockAxis = idi_SeriesDConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 2,100,252 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesDConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 2,100,252 us-gaap_PreferredStockSharesIssued / us-gaap_StatementClassOfStockAxis = idi_SeriesDConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Restricted Share Units [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split ratio |  |  |  |  |  |  |  | 0.2 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |
Subsequent Event [Member] | Restricted Share Units [Member] | Executive Officers And Directors [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted restricted share units |  |  |  |  |  |  |  |  | 355,800 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember / us-gaap_TitleOfIndividualAxis = idi_ExecutiveOfficersAndDirectorsMember |  |  |  |  |
Subsequent Event [Member] | Restricted Share Units [Member] | Non Employee Director [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted restricted share units |  |  |  |  |  |  |  |  |  | 136,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember / us-gaap_TitleOfIndividualAxis = idi_NonEmployeeDirectorMember |  |  |  |
Subsequent Event [Member] | Employee Stock Option [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Assumed equity awards outstanding of acquired entity |  |  |  |  |  | 960,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 960,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Shanghai Tiger Shangda [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity interest |  |  |  |  |  |  |  |  |  |  | 100.00%us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions / dei_LegalEntityAxis = idi_ShanghaiTigerShangdaMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Lease contract period |  |  |  |  |  |  |  |  |  |  | 10 years |  |  |
Subsequent Event [Member] | Tiger Yaoyang [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of intangible assets in exchange of equity interest |  |  |  |  |  |  |  |  |  |  | 46.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / dei_LegalEntityAxis = idi_TigerYaoyangMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Subsequent Event [Member] | Interactive Data [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity interest |  |  |  |  |  | 100.00%us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions / dei_LegalEntityAxis = idi_InteractiveDataMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |  |
Subsequent Event [Member] | Best One Inc [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, converted |  |  |  |  |  | 4,016,846 us-gaap_ConversionOfStockSharesConverted1 / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |  |
Common stock no par value |  |  |  |  |  | $ 0 us-gaap_CommonStockNoParValue / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 0 us-gaap_CommonStockNoParValue / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Best One Inc [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum number of warrants exercised |  |  |  |  |  | 17,250,785 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 17,250,785 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Best One Inc [Member] | Series A- Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 8,000 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 8,000 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Preferred stock, par value |  |  |  |  |  | $ 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesAConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Best One Inc [Member] | Series B Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 1,019,600 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesBConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 1,019,600 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesBConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Preferred stock, par value |  |  |  |  |  | $ 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesBConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesBConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Best One Inc [Member] | Series C Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 640,000 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesCConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 640,000 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesCConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Preferred stock, par value |  |  |  |  |  | $ 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesCConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesCConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Best One Inc [Member] | Series D Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, issued |  |  |  |  |  | 4,000 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesDConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 4,000 us-gaap_PreferredStockSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesDConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Preferred stock, par value |  |  |  |  |  | $ 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesDConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 0.001 us-gaap_PreferredStockParOrStatedValuePerShare / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementClassOfStockAxis = idi_SeriesDConvertiblePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Best One Inc [Member] | Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Assumed equity awards outstanding of acquired entity |  |  |  |  |  | 960,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 960,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Number of equity awards |  |  |  |  |  |  |  |  |  |  |  | 960,000 us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] | Best One Inc [Member] | Restricted Share Units [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Assumed equity awards outstanding of acquired entity |  |  |  |  |  | 2,000,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  | 2,000,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember / dei_LegalEntityAxis = idi_BestOneIncMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
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Subsequent Event [Member] | Best One Inc [Member] | Employee Stock Option [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Subsequent Event [Member] | Canada Lease Dispute [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  |  |  | $ 210,000 us-gaap_AdvertisingRevenue / us-gaap_LossContingenciesByNatureOfContingencyAxis = idi_DisputeMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |

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