Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Fair Value of Financial Instruments (Details)

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Summary of Significant Accounting Policies - Fair Value of Financial Instruments (Details) - Apr. 30, 2015 - USD ($)
Total
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Goodwill $ 1,083,000
Convertible notes payable, net of discount 708,000
Preferred stock $ 1,857,000
Total Increase (Reduction) in Fair Value  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 1 | Goodwill  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Goodwill  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 1 | Convertible Debt  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Convertible notes payable, net of discount  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 1 | Preferred Stock  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Preferred stock  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 2 | Goodwill  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Goodwill  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 2 | Convertible Debt  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Convertible notes payable, net of discount $ 708,000
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 2 | Preferred Stock  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Preferred stock 1,857,000
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 3 | Goodwill  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Goodwill $ 1,083,000
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 3 | Convertible Debt  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Convertible notes payable, net of discount  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 3 | Preferred Stock  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Preferred stock