Property and Equipment (Details Textual) - USD ($)	1 Months Ended	3 Months Ended
	Nov. 30, 2014	Jul. 31, 2015	Jul. 31, 2014	Apr. 30, 2015
Depreciation		$ 37,000	$ 56,000
Monthly Capital Lease Payment	$ 3,000
Capital Lease Minimum Lease Payment Percentage		5.00%
Capital Leased Assets, Gross		$ 124,000		$ 124,000
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation		$ 6,000	$ 0
Equipment Leased to Other Party [Member]
Capital Leases, Balance Sheet, Assets by Major Class, Net	$ 149,000