COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Tables)

3 Months Ended

Sep. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of inventory

Investments are stated at fair market value and consist of the following (in thousands):

	September 30, 2020		June 30, 2020
Marketable equity securities- short-term	$	2,400	$	2,560
Marketable equity securities- long-term		2,309		2,360
Total marketable equity securities	$	4,709	$	4,920

Schedule of investments

Inventory is stated at the lower of cost (first-in, first-out) or net realizable value and consists of the following (in thousands):

	September 30, 2020		June 30, 2020
Raw materials/purchased components	$	3,841	$	4,241
Work in process		2,333		2,339
Sub-assemblies/finished components		1,712		1,438
Finished goods		427		220
Total inventory	$	8,313	$	8,238

Schedule of intangibles

Intangibles consist of the following (in thousands):

	September 30, 2020			June 30, 2020
Patent-related costs	$	222		$	222
Less accumulated amortization		(63	)		(60	)
	$	159		$	162