Supplemental Balance Sheet Information (Components Of Property, Plant And Equipment) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	$ 1,131,295	$ 1,085,629
Accumulated depreciation and amortization	(633,114)	(622,139)
Property, plant and equipment, net	498,181	463,490
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	390,634	349,022
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	199,671	194,386
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	54,098	54,435
Vehicles and aircraft
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	19,231	5,959
Clinical, demonstration and rental equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	105,440	110,620
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	80,855	77,392
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	51,864	54,458
Buildings
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	$ 229,502	$ 239,357