8. STOCK OPTION PLANS (Details 1) (USD $)	4 Months Ended	12 Months Ended
	Dec. 31, 2012	Aug. 31, 2012	Aug. 31, 2011	Aug. 31, 2010	Aug. 31, 2009	Aug. 31, 2008	Aug. 31, 2007	Aug. 31, 2006
Outstanding, Beginning
Option Shares	6,125	3,581	1,391	989	907	684	580	0
Weighted-average exercise price	$ 5.87	$ 6.64	$ 14.25	$ 2.42	$ 2.54	$ 2.63	$ 2.64	$ 0
Exercisable	2,995	1,881	1,089	826	601	273	4	0
Weighted average fair value of option granted	$ 3.37	$ 2.30	$ 1.87	$ 2.40	$ 2.39	$ 2.45	$ 2.47	$ 0
Granted
Option Shares	1,759	2,722	2,232	303	82	223	107	580
Weighted-average exercise price	$ 5.36	$ 5.38	$ 3.39	$ 2.29	$ 1.13	$ 2.27	$ 2.56	$ 2.64
Exercisable	578	1,279	835	161	0	0	0	0
Weighted average fair value of option granted	$ 3.84	$ 4.62	$ 2.54	$ 1.24	$ 1.04	$ 2.21	$ 2.31	$ 2.47
Exercised
Option Shares	(79)	(160)	(39)	(38)	0	0	(3)	0
Weighted-average exercise price	$ 2.45	$ 2.28	$ 2.44	$ 1.69	$ 0	$ 0	$ 2.57	$ 0
Exercisable	0	0	0	0	0	0	0	0
Weighted average fair value of option granted	$ 1.79	$ 1.72	$ 2.02	$ 1.49	$ 0	$ 0	$ 2.40	$ 0
Canceled
Option Shares	(14)	(18)	(3)	(24)	0	0	0	0
Weighted-average exercise price	$ 6.16	$ 119.27	$ 1,088.33	$ 142.42	$ 0	$ 0	$ 0	$ 0
Exercisable	0	0	0	0	0	0	0	0
Weighted average fair value of option granted	$ 4.49	$ 0.02	$ 0	$ 2	$ 0	$ 0	$ 0	$ 0
Outstanding, Ending
Option Shares	7,791	6,125	3,581	1,391	989	907	684	580
Weighted-average exercise price	$ 5.79	$ 5.87	$ 6.64	$ 14.25	$ 2.42	$ 2.54	$ 2.63	$ 2.64
Exercisable	3,494	2,995	1,881	1,089	826	601	273	4
Weighted average fair value of option granted	$ 3.48	$ 3.37	$ 2.30	$ 1.87	$ 2.40	$ 2.39	$ 2.45	$ 2.47
Assumed in 2009 Merger
Option Shares				161
Weighted-average exercise price				$ 114.12
Exercisable				158
Weighted average fair value of option granted				$ 2.63