CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2017	Jul. 31, 2016
Net sales	$ 23,909	$ 22,269	$ 46,870	$ 42,638
Cost of goods sold	15,219	13,679	29,623	27,272
Gross profit	8,690	8,590	17,247	15,366
Operating expenses	6,508	5,959	12,593	12,566
Operating profit	2,182	2,631	4,654	2,800
Other income (loss), net	4	(35)	6	(27)
Interest expense	(36)	(175)	(112)	(373)
Income before taxes	2,150	2,421	4,548	2,400
Income tax expense	308	990	996	966
Net income	$ 1,842	$ 1,431	$ 3,552	$ 1,434
Net income per common share:
Basic	$ 0.25	$ 0.2	$ 0.49	$ 0.2
Diluted	$ 0.25	$ 0.2	$ 0.49	$ 0.2
Weighted average common shares outstanding:
Basic	7,266,291	7,254,999	7,265,053	7,254,585
Diluted	7,280,050	7,311,166	7,316,876	7,315,867