XML 27 R79.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Related Party Transactions and Balances - Summary of Related Party Transactions (Parenthetical) (Detail) | 0 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 17, 2013 | Dec. 31, 2013
Related Party Transaction [Line Items] |  |
Number of key lease agreements acquired |  | 8
Symbol Media [Member] |  |
Related Party Transaction [Line Items] |  |
Ordinary shares issued | 2,052,239 | 2,050,000

X
- Definition Number of Lease Agreements Acquired + References No definition available. + Details
Name: | idi_NumberOfLeaseAgreementsAcquired
Namespace Prefix: | idi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration