Goodwill And Other Intangible Assets (Summary Of Other Intangible Assets) (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2023	Jun. 30, 2022
Finite-Lived Intangible Assets [Line Items]
Net carrying value	$ 30,437	$ 32,323
Tradenames (20 to 30-year life) [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value	37,100	37,100
Accumulated amortization	(9,386)	(8,385)
Net carrying value	27,714	28,715
Customer Relationships (10 to 15-year life) [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value	5,287	14,207
Accumulated amortization	(4,210)	(12,727)
Net carrying value	1,077	1,480
Technology / Know-how (10-year life) [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying value	6,350	6,350
Accumulated amortization	(4,704)	(4,222)
Net carrying value	$ 1,646	$ 2,128
Finite-lived other intangible assets useful life (in years)	10 years
Minimum [Member] | Tradenames (20 to 30-year life) [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived other intangible assets useful life (in years)	20 years
Minimum [Member] | Customer Relationships (10 to 15-year life) [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived other intangible assets useful life (in years)	10 years
Maximum [Member] | Tradenames (20 to 30-year life) [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived other intangible assets useful life (in years)	30 years
Maximum [Member] | Customer Relationships (10 to 15-year life) [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived other intangible assets useful life (in years)	15 years