COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Tables)

6 Months Ended

Dec. 31, 2024

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of inventory

	December 31, 2024		June 30, 2024
Raw materials/purchased components	$	8,733	$	6,703
Work in process		7,305		5,103
Sub-assemblies/finished components		2,883		2,342
Finished goods		690		1,121
Total inventory	$	19,611	$	15,269

Schedule of investments

	December 31, 2024		June 30, 2024
Marketable equity securities:
Short-term	$	4,671	$	4,217
Long-term		1,619		1,563
Total Investments	$	6,290	$	5,780

Schedule of land and building

	December 31, 2024			June 30, 2024
Land	$	3,684		$	3,684
Building		2,815			2,815
Total		6,499			6,499
Less: accumulated depreciation		(391	)		(344	)
	$	6,108		$	6,155

Schedule of intangibles

	December 31, 2024			June 30, 2024
Patent-related costs	$	208		$	208
Less: accumulated amortization		(168	)		(154	)
	$	40		$	54