Quarterly report pursuant to Section 13 or 15(d)

Loan Payable (Details)

v3.3.1.900
Loan Payable (Details) - USD ($)
 6 Months Ended
Jan. 31, 2016
Oct. 31, 2015
Jul. 31, 2015
Debt Disclosure [Abstract]      
Line of Credit Facility Expiration Month and Year December 2016    
Line of Credit Facility, Maximum Borrowing Capacity $ 8,000,000    
Line of Credit Facility Additional Borrowings Capacity 4,000,000    
Unamortized Debt Issuance Expense $ 281,000    
LIBOR Rate Period 3 months    
Debt Instrument, Description of Variable Rate Basis three month LIBOR rate, with a floor of 1.25% plus an applicable margin of 4.0%    
Debt Instrument, Basis Spread on Variable Rate 1.25%    
Debt Instrument Margin on Variable Rate 4.00%    
Debt Instrument Increase in Interest Rate on Default 3.00%    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.50%    
Long-term Line of Credit $ 3,013,000   $ 3,013,000
Line of Credit Facility Minimum Borrowings 2,000,000    
Line of Credit Facility, Remaining Borrowing Capacity 3,900,000    
Line of Credit Facility Minimum Liquidity Requirement 3,000,000    
Line of Credit Facility Minimum Liquidity Current 8,900,000    
Line of Credit Facility Minimum Cash Burn 0    
Line of Credit Facility Cash Burn Current 100,000    
Line of Credit Facility Minimum Cash Burn Excluding Capital Expenditures   $ 7,000,000  
Line of Credit Facility Cash Burn Current Excluding Capital Expenditures $ 37,900,000