XML 63 R63.htm IDEA: XBRL DOCUMENT v2.4.0.6

Commitments and Contingencies - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Commitments And Contingent Liabilities [Line Items]
Material capital commitment	$ 0
Provision for operational claims	$ 0	$ 0

X

- Definition

Capital Commitments

+ References

No definition available.

+ Details

Name:	idi_CapitalCommitments
Namespace Prefix:	idi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	idi_CommitmentsAndContingentLiabilitiesLineItems
Namespace Prefix:	idi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Provisions For Operational Claims

+ References

No definition available.

+ Details

Name:	idi_ProvisionsForOperationalClaims
Namespace Prefix:	idi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant