Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenue
Sales	$ 12,733,262	$ 16,746,927	$ 26,789,135	$ 31,870,772
Cost of goods sold	10,542,784	13,933,294	22,096,650	26,562,897
Gross margin	2,190,478	2,813,633	4,692,485	5,307,875
Expenses:
Selling, general and administrative expenses	1,773,912	2,436,754	3,813,947	4,555,586
Depreciation and amortization	87,732	92,534	177,484	177,776
Total operating expenses	1,861,644	2,529,288	3,991,431	4,733,362
Operating income	328,834	284,345	701,054	574,513
Other (income) expense:
Other (income) expense, net	3,030	(19,639)	(52,295)	(14,658)
Interest expense	45,648	49,365	92,530	99,205
Total other (income) expense	48,678	29,726	40,235	84,547
Income before income taxes	280,156	254,619	660,819	489,966
Income tax expense (benefit)	(5,977)	(10,531)	40,433	5,328
Net income	$ 274,179	$ 265,150	$ 620,386	$ 484,638
Basic net income per common share:	$ 0.01	$ 0.01	$ 0.02	$ 0.02
Diluted net income per common share:	$ 0.01	$ 0.01	$ 0.02	$ 0.02
Weighted-average number of common shares Basic	26,924,381	26,919,024	26,924,381	26,912,364
Weighted-average number of common shares Diluted	27,091,298	27,372,045	27,167,620	27,373,569