Segment Information (Tables)

12 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Operating income (loss) and identifiable assets

	Years Ended December 31,
	2016			2015
	(in thousands)
Revenues from Operations
Electronic components	$	20,691		$	20,713
Electronic instruments		200			—
Total consolidated revenues	$	20,891			20,713
Operating Income (Loss) from Operations
Electronic components	$	1,011		$	309
Electronic instruments		(61	)		—
Unallocated corporate expense		(1,111	)		(1,097	)
Consolidated total operating loss		(161	)		(788	)
Interest expense, net		(22	)		(32	)
Other income, net		166			117
Total other income		144			85
Loss Before Income Taxes	$	(17	)	$	(703	)
Capital Expenditures
Electronic components	$	162		$	412
Electronic instruments		—			—
General corporate		10			10
Total capital expenditures	$	172		$	422
Total Assets
Electronic components	$	9,015		$	8,266
Electronic instruments		531			—
General corporate		7,100			7,537
Consolidated total assets	$	16,646		$	15,803