Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Income Statement [Abstract]
Net sales	$ 103,350	$ 118,893
Cost of goods sold	74,646	85,757
Depreciation expense	2,846	2,440
Total cost of goods sold	77,492	88,197
Gross profit	25,858	30,696
Selling expenses	13,477	16,595
General and administrative	13,616	13,955
Goodwill impairment	1,244	0
Amortization expense	631	672
Total operating expenses	28,968	31,222
Income (loss) from operations	(3,110)	(526)
Other income (expense):
Interest expense	(271)	(242)
Gain (loss) on sale of property and equipment	54	(38)
Other income	16	2
Total other income (expense)	(201)	(278)
Loss before provision for income taxes	(3,311)	(804)
Benefit for income taxes	(225)	(458)
Net loss	$ (3,086)	$ (346)
Basic loss per common share	$ (0.19)	$ (0.02)
Diluted loss per common share	$ (0.19)	$ (0.02)
Weighted average number of shares outstanding - Basic	15,872	16,105
Weighted average number of shares outstanding - Diluted	16,319	16,105