Property, Plant And Equipment (Schedule Of Property, Plant And Equipment) (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Jun. 30, 2025
Property, Plant and Equipment [Line Items]
Total	$ 79,971	$ 80,819
Less accumulated depreciation	(43,999)	(44,607)
Net	35,972	36,212
Land [Member]
Property, Plant and Equipment [Line Items]
Total	3,175	3,175
Buildings & Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Total	39,067	38,455
Machinery And Equipment [Member]
Property, Plant and Equipment [Line Items]
Total	21,079	20,281
Delivery Equipment [Member]
Property, Plant and Equipment [Line Items]
Total	2,594	2,241
Furniture And Fixtures [Member]
Property, Plant and Equipment [Line Items]
Total	3,173	3,248
Computer Software And Hardware [Member]
Property, Plant and Equipment [Line Items]
Total	10,040	10,118
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Total	$ 843	$ 3,301
Minimum [Member] \| Buildings & Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	5 years
Minimum [Member] \| Machinery And Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	3 years
Minimum [Member] \| Delivery Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	3 years
Minimum [Member] \| Furniture And Fixtures [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	3 years
Minimum [Member] \| Computer Software And Hardware [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	3 years
Maximum [Member] \| Buildings & Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	39 years
Maximum [Member] \| Machinery And Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	7 years
Maximum [Member] \| Delivery Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	5 years
Maximum [Member] \| Furniture And Fixtures [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	7 years
Maximum [Member] \| Computer Software And Hardware [Member]
Property, Plant and Equipment [Line Items]
Estimated Life (Years)	7 years

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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