CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	3 Months Ended		6 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
Net sales	$ 24,639,006	$ 23,499,324	$ 46,375,996	$ 47,480,035
Cost of goods sold	17,176,817	16,368,100	32,834,191	33,037,451
Gross profit	7,462,189	7,131,224	13,541,805	14,442,584
Operating expenses	6,165,451	6,979,251	12,481,698	14,265,673
Operating profit	1,296,738	151,973	1,060,107	176,911
Foreign Exchange loss Brazil	(360,269)	(375,741)	(387,411)	(691,528)
Arbitration judgment in Brazil	0	2,126,153	0	(7,873,847)
Other expense and income (loss), net	91,528	(26,385)	(36,592)	32,989
Interest expense	(467,293)	(259,453)	(741,187)	(495,846)
Income (loss) before income taxes	560,704	1,616,547	(105,083)	(8,851,321)
Benefit for income taxes	3,610,695	27,283	3,432,002	373,684
Net Income (loss)	$ 4,171,399	$ 1,643,830	$ 3,326,919	$ (8,477,637)
Net Income (loss) per common share
Basic (in dollars per share)	$ 0.75	$ 0.31	$ 0.61	$ (1.62)
Diluted (in dollars per share)	$ 0.74	$ 0.30	$ 0.60	$ (1.62)
Weighted average common shares outstanding:
Basic (in shares)	5,559,573	5,271,997	5,445,348	5,235,957
Diluted (in shares)	5,668,236	5,441,167	5,519,073	5,235,957