Summary Of Significant Accounting Policies (Narrative) (Details) - USD ($)	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Summary Of Significant Accounting Policies [Line Items]
Depreciation	$ 65,600,000	$ 65,900,000	$ 64,700,000
Impairment of intangible assets	0
Impairment of goodwill	0	0
Foreign currency instruments with notional amounts	495,200,000	$ 496,900,000
Lease liabilities	$ 123,143,000
Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Deferred revenue recognized, term	1 year
Estimated useful life of property, plant and equipment, years	2 years
Maximum [Member]
Summary Of Significant Accounting Policies [Line Items]
Deferred revenue recognized, term	5 years
Estimated useful life of property, plant and equipment, years	10 years
Buildings [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful life of property, plant and equipment, years	40 years