CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) [Abstract]
Net sales	$ 6,398,675	$ 5,590,431	$ 18,216,391	$ 16,877,394
Cost of goods sold	778,267	734,171	2,268,156	2,264,721
Gross profit	5,620,408	4,856,260	15,948,235	14,612,673
Operating expenses
General and administrative	1,194,882	1,058,558	5,166,255	3,178,239
Research and development	526,224	533,867	1,434,647	1,695,841
Selling and marketing	4,546,100	3,725,530	13,496,593	11,424,407
Amortization	7,873	215,681	22,347	646,971
Total operating expenses	6,275,079	5,533,636	20,119,842	16,945,458
Operating loss	(654,671)	(677,376)	(4,171,607)	(2,332,785)
Other income (expense)
Interest income	3,836	12,315	18,576	35,824
Foreign currency exchange gain (loss)	(506)	445	(4,540)	(3,432)
Total other income (expense)	3,330	12,760	14,036	32,392
Loss before income taxes	(651,341)	(664,616)	(4,157,571)	(2,300,393)
Income tax expense	19,491	12,708	50,033	35,812
Net loss	$ (670,832)	$ (677,324)	$ (4,207,604)	$ (2,336,205)
Basic and diluted net loss per common share (in dollars per share)	$ (0.03)	$ (0.03)	$ (0.20)	$ (0.11)
Weighted average common shares outstanding:
Basic and diluted (in shares)	21,258,736	20,798,997	21,035,874	20,768,632