Note 4 - Inventories (Tables)

9 Months Ended

Mar. 31, 2021

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	As of		As of
	March 31,		June 30,
	2021		2020
Raw materials	$	2,583,000	$	397,000
Work in process		3,181,000		−
Finished goods		10,812,000		9,603,000
Inventory	$	16,576,000	$	10,000,000