Income Taxes (Components of Deferred Income Tax Assets and Liabilities) (Details) (USD $)	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Income Tax Disclosure [Abstract]
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals	$ 223,700,000	$ 228,000,000
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	84,100,000	91,100,000
Deferred Tax Assets, Operating Loss Carryforwards	98,100,000	102,000,000
Deferred Tax Assets, Other	39,500,000	16,900,000
Deferred Tax Assets, Gross	445,400,000	438,000,000
Deferred Tax Assets, Valuation Allowance	(49,399,000)	(54,755,000)	(62,700,000)	(61,883,000)
Deferred Tax Assets, Net of Valuation Allowance	396,000,000	383,200,000
Deferred Tax Liabilities, Prepaid Pension Costs	146,200,000	88,900,000
Deferred Tax Liabilities, Tax Deferred Income	62,900,000	69,300,000
Deferred Tax Liabilities Fixed And Intangible Assets	235,300,000	246,400,000
Deferred Tax Liabilities, Prepaid Expenses	88,900,000	84,800,000
Deferred Tax Liabilities, Unrealized Gains on Trading Securities	99,800,000	247,000,000
Deferred Tax Liabilities, Undistributed Foreign Earnings	12,300,000	14,100,000
Deferred Tax Liabilities, Other	7,300,000	4,100,000
Deferred Tax Liabilities	652,700,000	754,600,000
Deferred Tax Liabilities, Net	$ 256,700,000	$ 371,400,000