STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		6 Months Ended
	Feb. 29, 2016	Feb. 28, 2015	Feb. 29, 2016	Feb. 28, 2015
Income Statement [Abstract]
Net revenues	$ 5,163,726	$ 4,574,191	$ 10,002,346	$ 8,660,382
Cost of revenues	1,263,741	1,130,907	2,347,088	2,175,582
Gross margin	3,899,985	3,443,284	7,655,258	6,484,800
Operating expenses
Selling, general, and administrative	1,722,844	1,607,495	3,399,278	3,626,994
Research and development	461,389	360,708	812,696	633,348
Total operating expenses	2,184,233	1,968,203	4,211,974	4,260,342
Income from operations	1,715,752	1,475,081	3,443,284	2,224,458
Other income (expense)
Interest income	4,486	4,412	8,953	9,004
Gain (loss) on currency exchange	(28,330)	(34,684)	(43,224)	(42,475)
Total other income (expense)	(23,844)	(30,272)	(34,271)	(33,471)
Income from operations before provision for income taxes	1,691,908	1,444,809	3,409,013	2,190,987
Provision for income taxes	(546,559)	(474,576)	(1,157,191)	(691,851)
Net Income	$ 1,145,349	$ 970,233	$ 2,251,822	$ 1,499,136
Earnings per share
Basic	$ .07	$ .06	$ .13	$ .09
Diluted	$ .07	$ .06	$ .13	$ .09
Weighted-average common shares outstanding
Basic	17,005,649	16,848,983	16,985,869	16,839,599
Diluted	17,268,144	17,105,412	17,230,099	17,096,357