Geographical Data (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2022 USD ($) segment	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)
Domestic and Foreign Operations
Number of operating segments (in segments) | segment	1
Net Sales	$ 143,593	$ 114,035	$ 101,359
Identifiable assets	148,576	122,551
United States [Member]
Domestic and Foreign Operations
Net Sales	142,059	112,618	99,496
Identifiable assets	98,791	90,941
Foreign
Domestic and Foreign Operations
Net Sales	1,534	1,417	$ 1,863
Dominican Republic [Member]
Domestic and Foreign Operations
Identifiable assets	$ 49,785	$ 31,610