Condensed Consolidated Statements of Income (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Net sales	$ 13,482,000	$ 13,800,000
Cost of goods sold, excluding depreciation and amortization	8,065,000	8,818,000
Gross profit	5,417,000	4,982,000
Operating expenses:
Selling, general and administrative	4,847,000	4,313,000
Depreciation and amortization	244,000	243,000
Total operating expenses	5,091,000	4,556,000
Income from operations	326,000	426,000
Other income (loss):
Equity in income of unconsolidated affiliate	138,000	109,000
Interest income, net	258,000	158,000
Total other income	396,000	267,000
Income before provision for income taxes	722,000	693,000
Provision for income taxes	146,000	141,000
Net income	$ 576,000	$ 552,000
Basic earnings per common share (in dollars per share)	$ 0.05	$ 0.05
Diluted earnings per common share (in dollars per share)	$ 0.05	$ 0.05
Basic weighted average common shares outstanding (in shares)	11,285,296	12,150,067
Diluted weighted average common shares outstanding (in shares)	11,389,394	12,193,602