Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2024	Nov. 30, 2023
Income Statement [Abstract]
Net sales	$ 99,771	$ 104,621	$ 301,917	$ 322,675
Type of revenue [extensible list]	Net sales	Net sales	Net sales	Net sales
Cost of goods sold	$ 70,522	$ 74,090	$ 211,985	$ 225,004
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	$ 29,249	$ 30,531	$ 89,932	$ 97,671
Selling, general and administrative	16,341	17,410	50,068	54,094
(Gain) loss from disposal of assets	(138)	1	(95)	53
Income from operations	13,046	13,120	39,959	43,524
Other income (expense)
Interest income	1,390	1,020	4,118	2,714
Other, net	(361)	(324)	(1,044)	(979)
Total other income (expense)	1,029	696	3,074	1,735
Earnings before income taxes	14,075	13,816	43,033	45,259
Income tax expense	3,871	3,910	11,834	12,808
Net earnings	$ 10,204	$ 9,906	$ 31,199	$ 32,451
Weighted average common shares outstanding
Basic	26,013,892	25,894,578	26,028,596	25,826,691
Diluted	26,088,957	26,083,301	26,192,008	25,991,567
Earnings per share
Basic	$ 0.39	$ 0.38	$ 1.2	$ 1.26
Diluted	$ 0.39	$ 0.38	$ 1.19	$ 1.25