Summary Of Significant Accounting Policies (Narrative) (Details) (USD $)	12 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Number of days for considering investments as cash equivalents	90
Property, plant and equipment, useful life, maximum, years	10
Property, plant and equipment, useful life, minimum, years	2
Estimated useful life of buildings, years	40
Number of reporting units	10
Interest capitalized relating to construction costs	$ 0	$ 0	$ 1,600,000
Other intangible assets, estimated useful life, minimum, years	3
Other intangible assets, estimated useful life, maximum, years	9
Impairment of intangible assets	0	0	0
Impairment of goodwill	0
Weighted average number of outstanding stock options and restricted stock units not included in computation of diluted earnings per share	651,000	498,000	7,502,000
Terms of foreign currency option contracts, maximum years	three
Investments in debt securities	0
Impairment of long-lived assets	2,257,000	0	0
Aggregate carrying amount of cost-method investments	4,300,000	1,700,000
Impairment losses related to cost-method investments	0	300,000
Options and restricted stock units expiry period, years	7
Prepaid taxes on intercompany profit in inventories		$ 26,100,000
Patents [Member]
Finite-Lived intangible assets, estimated useful life, years	5