XML 49 R38.htm IDEA: XBRL DOCUMENT v3.10.0.1
8. COMMITMENTS AND CONTINGENCIES (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Oct. 31, 2018
Oct. 31, 2017
Oct. 31, 2018
Oct. 31, 2017
Commitments and Contingencies Disclosure [Abstract]        
Rent and lease expense $ 9,000 $ 9,000 $ 17,000 $ 17,000