Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Income Statement [Abstract]
Net sales	$ 24,480	$ 28,786	$ 80,318	$ 92,636
Cost of goods sold	17,892	20,331	57,412	65,262
Depreciation expense	738	618	2,143	1,801
Total cost of goods sold	18,630	20,949	59,555	67,063
Gross profit	5,850	7,837	20,763	25,573
Selling expenses	3,136	4,010	10,537	11,648
General and administrative	3,150	3,145	9,851	10,743
Amortization expense	163	168	490	504
Total operating expenses	6,449	7,323	20,878	22,895
(Loss) income from operations	(599)	514	(115)	2,678
Other income (expense):
Interest expense	(82)	(62)	(220)	(180)
Gain (loss) on sale of property and equipment	28	(34)	42	(39)
Other income, net	3	0	11	0
Total other income (expense)	(51)	(96)	(167)	(219)
(Loss) income before provision for income taxes	(650)	418	(282)	2,459
(Benefit) provision for income taxes	(136)	175	(8)	1,056
Net (loss) income	$ (514)	$ 243	$ (274)	$ 1,403
(Loss) earnings per common share - Basic	$ (0.03)	$ 0.02	$ (0.02)	$ 0.09
(Loss) earnings per common share - Diluted	$ (0.03)	$ 0.02	$ (0.02)	$ 0.09
Weighted average number of shares - Basic	15,872	16,093	15,886	16,123
Weighted average number of shares - Diluted	16,256	16,168	16,354	16,218