Concentration of Credit Risk (Details Narrative) - Customer Concentration Risk	3 Months Ended		12 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Apr. 30, 2016
Accounts Receivable | One Customer
Concentration Risk [Line Items]
Concentration risk, percentage, approximate			15.00%
Accounts Receivable | Customer #3
Concentration Risk [Line Items]
Concentration risk, percentage, approximate	10.00%
Accounts Receivable | Customer #2
Concentration Risk [Line Items]
Concentration risk, percentage, approximate	13.00%
Accounts Receivable | Customer #1
Concentration Risk [Line Items]
Concentration risk, percentage, approximate	16.00%
Sales Revenue | Customer #4
Concentration Risk [Line Items]
Concentration risk, percentage, approximate		16.00%
Sales Revenue | Two Customers
Concentration Risk [Line Items]
Concentration risk, percentage, approximate		13.00%
Sales Revenue | Four Customers
Concentration Risk [Line Items]
Concentration risk, percentage, approximate		10.00%
Sales Revenue | Customer #3
Concentration Risk [Line Items]
Concentration risk, percentage, approximate		14.00%
Sales Revenue | Customer #1
Concentration Risk [Line Items]
Concentration risk, percentage, approximate	27.00%