2. STOCK-BASED COMPENSATION - Option Activity (Details 3) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Nov. 30, 2014	Aug. 31, 2014
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract]
Available Shares, Beginning (in thousands)	529	1,145
Options granted (in thousands)	(140)	(625)
Options terminated (in thousands)	10	9
Additional shares reserved (in thousands)	860
Available Shares, Ending (in thousands)	1,259	529
Options Outstanding, Beginning (in thousands)	3,323	3,002
Options Granted (in thousands)	140	625
Options terminated (in thousands)	(10)	(9)
Options exercised (in thousands)	(35)	(295)
Number of Options Outstanding, Ending (in thousands)	3,418	3,323
Weighted Average Exercise Price Outstanding, Beginning	$ 1.59	$ 1.31
Weighted Average Exercise Price Granted	$ 2.06	$ 2.65
Weighted Average Exercise Price Terminated	$ 1.74	$ 1.27
Weighted Average Exercise Price Exercised	$ 1.62	$ 1.07
Weighted Average Exercise Price Outstanding, Ending	$ 1.61	$ 1.59
Aggregate Intrinsic Value, beginning balance	$ 3,277	$ 2,913
Aggregate Intrinsic Value, ending balance	3,657	3,277
Options fully vested and expected to vest, ending (in thousands)	3,350
Options exercisable shares, ending (in thousands)	1,928
Weighted Average Exercise Price for Options fully vested and expected to vest, ending	$ 1.61
Weighted Average Exercise Price for Options exercisable, ending	$ 1.29
Aggregate Intrinsic Value for Options fully vested and expected to vest, ending	3,584
Options exercisable at November 30, 2014 Aggregate intrinsic value	$ 2,435