CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2021	Oct. 31, 2020
CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED)
Net sales	$ 30,032	$ 41,451	$ 91,590	$ 122,054
Cost of goods sold	17,399	19,763	51,853	60,882
Gross profit	12,633	21,688	39,737	61,172
Operating expenses	8,544	9,195	25,483	26,575
Operating profit	4,089	12,493	14,254	34,597
Other income (expense), net	(1)	12	(14)	49
Interest expense	(2)	(4)	(7)	(23)
Income before taxes	4,086	12,501	14,233	34,623
Income tax expense	1,294	3,237	4,242	7,386
Net income	$ 2,792	$ 9,264	$ 9,991	$ 27,237
Net income per common share:
Basic	$ 0.36	$ 1.16	$ 1.26	$ 3.41
Diluted	$ 0.35	$ 1.14	$ 1.23	$ 3.36
Weighted average common shares outstanding:
Basic	7,849,591	7,979,902	7,942,162	7,976,228
Diluted	7,998,965	8,123,848	8,095,025	8,110,435