Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2014	Oct. 31, 2013
Income Statement [Abstract]
Net sales	$ 62,652	$ 59,454	$ 139,374	$ 136,277
Costs of goods sold	41,601	38,293	89,300	87,121
Gross profit	21,051	21,161	50,074	49,156
Selling, general and administrative expenses	16,258	16,653	42,750	41,572
Restructuring Costs	0	791	62	1,266
Interest expense, net	393	323	1,227	1,123
Income (loss) before income taxes	4,400	3,394	6,035	5,195
Income tax expense (benefit)	(232)	(14)	55	24
Net income (loss)	$ 4,632	$ 3,408	$ 5,980	$ 5,171
Net income (loss) per common share:
Basic	$ 0.31	$ 0.23	$ 0.41	$ 0.35
Diluted	$ 0.31	$ 0.23	$ 0.40	$ 0.35
Weighted average shares outstanding:
Basic	14,824	14,647	14,747	14,582
Diluted	15,054	14,790	14,934	14,712