Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Income Statement [Abstract]
REVENUES	$ 31,897	$ 24,870
Type of Revenue [Extensible List]	us-gaap:ProductMember	us-gaap:ProductMember
Costs and expenses:
Manufacturing cost of sales	$ 19,381	$ 15,211
Engineering, selling and administrative	9,077	8,229
OPERATING INCOME	3,439	1,430
Other Income:
Interest income, net	2	2
Loss on equity investment in unconsolidated subsidiary	(16)
Other income, net	484	138
Total other income, net	470	140
INCOME BEFORE INCOME TAXES	3,909	1,570
Income tax (benefit) provision	(3,107)	165
NET INCOME	$ 7,016	$ 1,405
Basic per share information:
Weighted average number of shares used in basic earnings per share calculation	4,883,923	4,748,609
Basic net income per share	$ 1.44	$ 0.30
Diluted per share information:
Weighted average number of shares used in diluted earnings per share calculation	4,977,595	4,875,031
Diluted net income per share	$ 1.41	$ 0.29

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.