Income Taxes (Components Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Deferred tax assets:
Employee liabilities	$ 28,556	$ 30,080
Tax credit carry overs	7,723	13,753
Inventories	10,570	11,734
Provision for warranties	4,814	4,149
Provision for doubtful debts	5,096	7,334
Net operating loss carryforwards	27,490	33,377
Capital loss carryover	4,715	6,912
Stock-based compensation expense	6,425	6,080
Deferred revenue	25,748	17,839
Research and development capitalization	82,074	58,789
Lease liabilities	21,702	25,751
Other	(3,395)	(4,911)
Deferred tax assets, Gross	221,518	210,887
Less valuation allowance	(13,572)	(13,106)
Deferred tax assets	207,946	197,781
Deferred tax liabilities:
Goodwill and other intangibles	(108,078)	(104,563)
Right of use assets	(20,345)	(23,693)
Property, plant and equipment	(9,491)	(940)
Deferred tax liabilities	(137,914)	(129,196)
Net deferred tax asset	$ 70,032	$ 68,585