Financing Arrangements (Debt Extinguishment Costs) (Details) (USD $)	12 Months Ended				1 Months Ended	3 Months Ended	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2013 Term loan facility [Member]	Jul. 31, 2011 10.375% Senior Discount Notes	Sep. 30, 2011 10.375% Senior Discount Notes	Jun. 30, 2013 10.375% Senior Discount Notes	Jan. 26, 2011 10.375% Senior Discount Notes	Mar. 14, 2013 Term Loan Facility [Member]
Extinguishment of Debt [Line Items]
Debt extinguishment costs	$ 2,100,000	$ 38,900,000	$ 0			$ 38,900,000	$ 2,100,000
Debt extinguishment costs, net of taxes						25,300,000	1,300,000
Debt extinguishment costs, net of taxes, per diluted share						$ 0.32	$ 0.02
Face amount of notes issued				1,092,900,000				747,200,000	300,000,000
Payments of tender premiums on note redemption	500,000	27,600,000	0		27,600,000		500,000
Write-off of deferred loan costs	1,200,000						300,000
Loan costs related to modifications or exchanges of debt instruments							900,000
Third party costs related to refinancing				$ 400,000