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Acquisitions (Purchase Price Allocation For Cobalt) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended 0 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2009
Aug. 16, 2010
Cobalt [Member]
Purchase price for acquisitions, net of cash acquired $ 370.6 $ 101.0 $ 62.7 $ 405.4
Accounts receivable, net       42.5
Goodwill 269.8 80.8 60.3 311.7
Identifiable intangible assets 134.8 33.5 20.8 111.6
Other assets       57.4
Total assets acquired       523.2
Total liabilities acquired       $ 96.1
Weighted average amortized life of intangible assets acquired as part of acquisitions (years) 9 7 9 11
Cobalt outstanding shares acquired       100.00%