Income Taxes (Details) (USD $)	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Income before income taxes	$ 247,262,000	$ 223,312,000
Provision for taxes	55,267,000	69,116,000
Effective tax rate	22.40%	31.00%
Estimated effective tax rate	25.00%
Tax benefit recognized related to the settlement of a United States federal income tax examination	18,300,000
Reduced unrecognized tax benefits as a result of the federal income tax settlement	22,000,000
Tax benefit recognized related to a decrease in reserves for uncertain tax positions taken in prior years	18,000,000
Potential unrecognized tax benefits during next 12 months	1,100,000
Migration Of Company's Manufacturing To Singapore
Increase (decrease) in income taxes expense	23,600,000
Non-deductible Decrease In Assets Held
Increase (decrease) in income taxes expense	5,200,000
State and Local Jurisdiction
Increase (decrease) in income taxes expense	(6,900,000)
Jurisdictions With Tax Rates Lower Than Statutory Tax Rate
Increase (decrease) in income taxes expense	$ (7,700,000)