Net Income (Loss) Per Share (EPS) (Details Narrative)	3 Months Ended
	Oct. 31, 2014	Oct. 31, 2013
Outstanding stock options with exercise price lower than the average market price	31,246,728	32,308,428
Outstanding warrants with an exercise price lower than the average market price		18,410,183
Incremental shares excluded	260,739,100	22,797,402
Series E Convertible Preferred Stock
Anti-dilutive shares	43,740,916	15,663,334
Make-Whole Payments
Anti-dilutive shares	9,299,250	3,330,000