Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022
Income Statement [Abstract]
Net sales	$ 104,621	$ 110,245	$ 322,675	$ 329,145
Type of revenue [extensible list]	Net sales	Net sales	Net sales	Net sales
Cost of goods sold	$ 74,090	$ 76,768	$ 225,004	$ 226,445
Type of cost, good or service [extensible list]	Cost of goods sold	Cost of goods sold	Cost of goods sold	Cost of goods sold
Gross profit	$ 30,531	$ 33,477	$ 97,671	$ 102,700
Selling, general and administrative	17,410	17,292	54,094	52,916
Loss from disposal of assets	1	15	53	15
Income from operations	13,120	16,170	43,524	49,769
Other income (expense)
Interest income	1,020	232	2,714	317
Other, net	(324)	(728)	(979)	(1,327)
Total Other income (expense)	696	(496)	1,735	(1,010)
Earnings before income taxes	13,816	15,674	45,259	48,759
Income tax expense	3,910	4,388	12,808	13,652
Net earnings	$ 9,906	$ 11,286	$ 32,451	$ 35,107
Weighted average common shares outstanding
Basic	25,894,578	25,809,581	25,826,691	25,812,216
Diluted	26,083,301	25,888,815	25,991,567	25,892,873
Earnings per share
Basic	$ 0.38	$ 0.44	$ 1.26	$ 1.36
Diluted	$ 0.38	$ 0.44	$ 1.25	$ 1.36