v2.4.0.6

Other Assets (Details Textual) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012
8.125% notes |
Other Assets (Textual) [Abstract] |
Senior notes, interest rate | 8.125%
9.625% notes |
Other Assets (Textual) [Abstract] |
Senior notes, interest rate | 9.625%
TransUnion Corp-Successor [Member] |
Other Assets (Textual) [Abstract] |
Investments in affiliated companies increased | $ 45.9
Deferred financing fees | $ 23.7

X
- Definition The increase (decrease) during the reporting period in Investments in Affiliated Companies. + References No definition available. + Details
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Namespace Prefix: | tcu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in deferred financing fees. + References No definition available. + Details
Name: | tcu_IncreaseDecreaseInNoncurrentDeferredFinancingFees
Namespace Prefix: | tcu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
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Namespace Prefix: | tcu_
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Balance Type: | na
Period Type: | duration

X
- Definition Interest rate stated in the contractual debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Period Type: | instant