Summary Of Significant Accounting Policies (Narrative) (Details)	12 Months Ended
	Jun. 30, 2025 USD ($) Segment Customer shares	Jun. 30, 2024 USD ($) shares	Jun. 30, 2023 USD ($)
Finite-Lived Intangible Assets [Line Items]
Remaining operating lease terms	7 years 2 months 12 days	8 years 2 months 12 days
Customer deposits	$ 250,000	$ 140,000
Advertising expenditures	3,400,000	5,900,000	$ 5,100,000
Design, research and development costs	2,100,000	2,100,000	2,100,000
Health care claims threshold for third party insurance	175,000
Workers' compensation threshold for third party insurance	$ 250,000
Number of customer with more than 10% net sales | Customer	0
Number of reportable segment | Segment	1
Number of operating segments | Segment	1
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 30,000,000
Treasury Stock, Value, Acquired, Cost Method		1,659,000	$ 3,700,000
Treasury Stock, Value	$ 71,731,000	$ 71,731,000
Treasury Stock, Common, Shares | shares	3,207,158	3,207,000