Geographical Data (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Domestic and Foreign Operations
Net Sales	$ 114,035	$ 101,359	$ 102,932
Identifiable assets	123,293	105,838
Domestic
Domestic and Foreign Operations
Net Sales	112,618	99,496	100,716
Identifiable assets	91,375	69,436
Foreign
Domestic and Foreign Operations
Net Sales	1,417	1,863	$ 2,216
Dominican Republic
Domestic and Foreign Operations
Identifiable assets	$ 31,918	$ 36,402