CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS
Net sales	$ 58,221	$ 63,932	$ 126,251	$ 135,490
Cost of sales	32,998	35,840	70,653	75,391
Gross earnings	25,223	28,092	55,598	60,099
Selling and administrative expenses	21,330	21,431	44,674	45,187
Earnings from operations	3,893	6,661	10,924	14,912
Interest income	785	964	1,419	1,869
Interest expense	(1)		(2)
Other expense, net	(59)	(143)	(186)	(238)
Earnings before provision for income taxes	4,618	7,482	12,155	16,543
Provision for income taxes	2,362	1,875	4,356	4,286
Net earnings	$ 2,256	$ 5,607	$ 7,799	$ 12,257
Basic weighted average shares outstanding (in shares)	9,475	9,429	9,511	9,433
Diluted weighted average shares outstanding (in shares)	9,561	9,548	9,612	9,564
Basic earnings per share (in dollars per share)	$ 0.24	$ 0.6	$ 0.82	$ 1.3
Diluted earnings per share (in dollars per share)	0.24	0.59	0.81	1.28
Cash dividends declared (per share) (in dollars per share)	$ 0.27	$ 0.26	$ 0.53	$ 0.51