v2.4.0.6

Other Liabilities (Details) (USD $) In Millions, unless otherwise specified | Dec. 31, 2012 TransUnion Holding Company, Inc. [Member] | Dec. 31, 2012 TransUnion Corp-Successor [Member] | Dec. 31, 2011 TransUnion Corp-Predecessor [Member]
--- | --- | --- | ---
Other liabilities |  |  |
Deferred income taxes | $ 657.5 | $ 645.8 | $ 39.9
Retirement benefits | 10.0 | 10.0 | 9.6
Unrecognized tax benefits | 4.9 | 4.8 | 3.2
Other | 7.0 | 6.8 | 0.6
Total other liabilities | $ 679.4 | $ 667.4 | $ 53.3

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