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Other Current Assets
 6 Months Ended
Oct. 31, 2020
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Other Current Assets

(4) Other Current Assets

 

Other current assets consist of the following at October 31, 2020 and April 30, 2020:

 

    October 31, 2020     April 30, 2020  
    (in thousands)  
             
Deposits   $ 154     $ 60  
Other receivables     5       2  
Prepaid insurance     666       124  
Prepaid offering costs     102       275  
Prepaid expenses- other     202       127  
    $ 1,129     $ 588