Goodwill and Intangible Assets (Amortization Expense) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Intangible Assets [Line Items]
Write-off of deferred loan costs	$ 1.2
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	3 years
10.375% Senior Discount Notes
Intangible Assets [Line Items]
Write-off of deferred loan costs	0.3
Stated interest rate for notes	10.375%
Contract-based and other intangible assets [Member]
Intangible Assets [Line Items]
Amortization expense	4.2	4.1	4.0
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Estimated amortization expense, 2013	4.3
Estimated amortization expense, 2014	1.9
Estimated amortization expense, 2015	1.1
Estimated amortization expense, 2016	0.4
Estimated amortization expense, 2017	0.3
Estimated amortization expense, Thereafter	2.0
Deferred loan costs [Member]
Intangible Assets [Line Items]
Amortization expense	9.2	6.9	6.3
Physician income and other guarantees [Member]
Intangible Assets [Line Items]
Amortization expense	$ 4.8	$ 5.1	$ 4.8