FIXED ASSETS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			84 Months Ended
	Aug. 31, 2012	Aug. 31, 2011	Aug. 31, 2010	Aug. 31, 2012
Fixed assets [Abstract]
Total at cost	$ 949	$ 558		$ 949
Less: accumulated depreciation	(546)	(481)		(546)
Total fixed assets, net	403	77		403
Estimated useful lives [Abstract]
Depreciation expense	65	78	72	566
Accumulated depreciation on capital lease equipment	546	481		546
Leasehold improvements [Member]
Fixed assets [Abstract]
Total at cost	146	125		146
Estimated useful lives [Abstract]
Estimated useful lives	Shorter of life of asset or lease term
Office furniture [Member]
Fixed assets [Abstract]
Total at cost	3	3		3
Estimated useful lives [Abstract]
Estimated useful lives	7 years
Laboratory equipment [Member]
Fixed assets [Abstract]
Total at cost	569	285		569
Estimated useful lives [Abstract]
Estimated useful lives	5 years
Computer hardware and software [Member]
Fixed assets [Abstract]
Total at cost	205	131		205
Estimated useful lives [Abstract]
Estimated useful lives	3 years
Capital lease equipment [Member]
Fixed assets [Abstract]
Total at cost	26	14		26
Less: accumulated depreciation	(6)	0		(6)
Estimated useful lives [Abstract]
Estimated useful lives	Shorter of life of asset or lease term
Accumulated depreciation on capital lease equipment	$ 6	$ 0		$ 6