Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
REVENUES	$ 8,618	$ 6,632
Type of Revenue [Extensible List]	us-gaap:ProductMember	us-gaap:ProductMember
Costs and expenses:
Manufacturing cost of sales	$ 5,662	$ 4,215
Engineering, selling and administrative	2,296	1,983
OPERATING INCOME	660	434
Other (Expense) Income:
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
Income tax expense	54	6
NET INCOME	$ 183	$ 582
Basic per share information:
Weighted average shares outstanding	5,052,184	4,838,568
Net income	$ 0.04	$ 0.12
Diluted per share information:
Weighted average shares outstanding	5,097,879	4,959,636
Net income	$ 0.04	$ 0.12

The aggregate total costs related to engineering a product design and manufacture, selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

No definition available.