Annual report pursuant to Section 13 and 15(d)

Acquisition and Disposition - Schedule of Selected Financial Data of Company's Gain from Sale (Details)

v3.19.2
Acquisition and Disposition - Schedule of Selected Financial Data of Company's Gain from Sale (Details) - USD ($)
12 Months Ended
Apr. 30, 2019
Apr. 30, 2018
Net gain from sale of Dataram Memory business $ 94,485
Dataram Memory [Member]    
Total consideration   900,000
Direct legal and sales commission expenses related to the sale   (201,510)
Dataram's accrued expenses to be deducted from the sales proceeds   (174,880)
Total carrying value of Dataram Memory business on date of sale   (429,125)
Net gain from sale of Dataram Memory business   94,485
Current assets   3,271,426
Other assets   33,320
Current liabilities   (2,866,660)
Liabilities - long term   (8,961)
Total carrying value of Dataram Memory business on date of sale   $ 429,125