Consolidated Statements of Income - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Total sales	$ 89,698,527	$ 66,378,306
Cost of Sales	70,123,892	51,074,339
Gross Profit	19,574,635	15,303,967
Operating Expenses:
Product development costs		220,418
Selling, general and administrative expenses	9,063,969	7,769,090
Operating Income	10,510,666	7,314,459
Other (Income) and Expenses:
Interest charges	1,056,843	749,021
Loss on disposal of operations		1,160,574
Other (income) expense, net	34,333	123,134
Total Other (Income) and Expenses	1,091,176	2,032,729
Income before Provision for Income Taxes	9,419,490	5,281,730
Provision for Income Taxes:
Current	1,890,912	543,031
Deferred	548,715	1,124,989
Total Provision for Income Taxes	2,439,627	1,668,020
Net Income	$ 6,979,863	$ 3,613,710
Net Income per Common Share - Basic (in dollars per share)	$ 2.45	$ 1.29
Net Income per Common Share - Diluted (in dollars per share)	$ 2.13	$ 1.14
Weighted Average Shares of Common Stock Outstanding – Basic (in shares)	2,849,239	2,799,706
Weighted Average Shares of Common Stock Outstanding - Diluted (in shares)	3,277,857	3,181,572