Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details) - USD ($)	Jun. 30, 2025	Jun. 30, 2024
Schedule of Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 18,236,017	$ 17,191,825
Accumulated depreciation	(14,275,861)	(13,885,550)
Property, plant and equipment, net	3,960,156	3,306,275
Land [Member]
Schedule of Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	45,000	45,000
Building and improvements [Member]
Schedule of Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	6,137,629	5,472,156
Machinery and equipment [Member]
Schedule of Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	11,887,737	11,509,018
Furniture and fixtures [Member]
Schedule of Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 165,651	$ 165,651