Consolidated Statements of Income - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Net sales	$ 46,176,000	$ 44,955,000
Cost of goods sold, excluding depreciation and amortization	29,192,000	28,983,000
Gross profit	16,984,000	15,972,000
Operating expenses:
Selling, general and administrative	12,768,000	13,794,000
Depreciation and amortization	544,000	703,000
Total operating expenses	13,312,000	14,497,000
Income from operations	3,672,000	1,475,000
Other income:
Equity in income of unconsolidated affiliate	498,000	32,000
Interest income, net	5,000	14,000
Total other income	503,000	46,000
Income before provision for income taxes	4,175,000	1,521,000
Provision for income taxes	1,007,000	480,000
Net income	$ 3,168,000	$ 1,041,000
Basic earnings per common share (in dollars per share)	$ 0.19	$ 0.06
Diluted earnings per common share (in dollars per share)	$ 0.19	$ 0.06
Basic weighted average common shares outstanding (in shares)	16,835,129	18,197,109
Diluted weighted average common shares outstanding (in shares)	16,835,129	18,238,364