Note 10. Revenue (Details) - USD ($)	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Net sales	$ 16,389,549	$ 17,065,836
Orthopedic Soft Goods and Medical Supplies
Net sales	6,279,026	5,872,168
Physical Therapy and Rehabilitation Equipment
Net sales	10,037,720	11,044,841
Other
Net sales	$ 72,803	$ 148,827