Summary Of Significant Accounting Policies (Narrative) (Details)	3 Months Ended
	Sep. 30, 2012 segment	Sep. 30, 2011
Number of reporting units	12
Stock options not included in the computation of diluted earnings per share	591,435	930,468
Options and restricted stock units expiry period	7 years
Patents [Member]
Intangible assets, estimated useful life	5 years
Maximum [Member]
Estimated useful life of property, plant and equipment, years	10 years
Intangible assets, estimated useful life	9 years
Stock options and restricted stock units vesting period	4 years
Minimum [Member]
Estimated useful life of property, plant and equipment, years	2 years
Intangible assets, estimated useful life	2 years
Stock options and restricted stock units vesting period	1 year
Building [Member]
Estimated useful life of property, plant and equipment, years	40 years