Segment Information - Schedule of Reportable Business Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Revenues from Operations
Revenues from operations	$ 31,897	$ 24,870
Operating Income from Operations
Consolidated total operating income	3,439	1,430
Interest income, net	2	2
Loss on equity investment in unconsoldiated subsidiary	(16)
Other income, net	484	138
Total other income, net	470	140
INCOME BEFORE INCOME TAXES	3,909	1,570
Capital Expenditures
Total capital expenditures	1,163	324
Total Assets
Total assets	39,217	30,075
Unallocated corporate expense [Member]
Operating Income from Operations
Consolidated total operating income	(1,544)	(1,144)
Total Assets
Total assets	28,648	17,337
Electronic components [Member]
Revenues from Operations
Revenues from operations	30,553	23,793
Electronic components [Member] | Reportable Segment [Member]
Operating Income from Operations
Consolidated total operating income	4,726	2,525
Capital Expenditures
Total capital expenditures	1,163	324
Total Assets
Total assets	9,863	11,877
Electronic instruments [Member]
Revenues from Operations
Revenues from operations	1,344	1,077
Electronic instruments [Member] | Reportable Segment [Member]
Operating Income from Operations
Consolidated total operating income	257	49
Total Assets
Total assets	$ 706	$ 861