Inventories (Tables)

9 Months Ended

Mar. 31, 2020

Inventory Disclosure [Abstract]

Inventories

	March 31, 2020			June 30, 2019
	(in thousands)
Raw materials	$	787		$	872
Work in process		326			111
Finished goods		953			849
Total inventories		2,066			1,832
Allowance for inventory reserves		(81	)		(81	)
Total inventories, net of allowance	$	1,985		$	1,751