Commitments And Contingencies (Details) (USD $)	3 Months Ended	6 Months Ended				6 Months Ended			0 Months Ended
	Jan. 31, 2014	Jan. 31, 2014	Jul. 31, 2013	Sep. 17, 2012	Jan. 31, 2014 Employee Severance [Member]	Jan. 31, 2014 Dennis Brovarone [Member]	Jan. 31, 2014 Donna Singer [Member]	Jan. 31, 2014 Michael L. Krall [Member]	Jan. 24, 2014 Former Employee [Member]	Jan. 31, 2014 Former Employee [Member]
Commitments And Contingencies [Line Items]
Release agreement payment						$ 91,000	$ 45,000	$ 25,000	$ 50,000
Monthly installment amount						1,600	17,000	30,000
Cash Severance Payment Period						60 months	12 months	18 months	6 months
Intellectual property rights payment								125,000
Common stock, issued	25,808,128	25,808,128	12,569,503	4,341,615			300,000	850,000	15,000	15,000
Medical and insurance costs							18,000	20,000
Severance expense	70,000	1,859,000
Accounts Payable					$ 676,000