Segment Information - Schedule of Reportable Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Revenues from Operations
Revenues from operations	$ 8,618	$ 6,632
Operating Income
Total operating income	660	434
Interest income, net		1
Loss on equity investment in unconsolidated subsidiary	(39)
Other (expense) income, net	(384)	153
Total Other (Expense) Income, Net	(423)	154
INCOME BEFORE INCOME TAXES	237	588
Unallocated corporate expense [Member]
Operating Income
Total operating income	(248)	(217)
Electronic components [Member]
Revenues from Operations
Revenues from operations	8,276	6,331
Electronic components [Member] \| Reportable Segment [Member]
Operating Income
Total operating income	871	558
Electronic instruments [Member]
Revenues from Operations
Revenues from operations	342	301
Electronic instruments [Member] \| Reportable Segment [Member]
Operating Income
Total operating income	$ 37	$ 93

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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The net amount of operating interest income (expense).

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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