v2.4.0.6

Accounts Payable (Details) (USD $) In Millions, unless otherwise specified | Dec. 31, 2012 TransUnion Holding Company, Inc. [Member] | Dec. 31, 2011 TransUnion Corp-Predecessor [Member] | Dec. 31, 2012 TransUnion Corp-Successor [Member]
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Details of accounts payable of TransUnion Holding and TransUnion Corp. |  |  |
Accounts Payable | $ 78.4 | $ 75.1 | $ 77.5

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