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Leases (Tables)
 12 Months Ended
Apr. 30, 2020
Leases [Abstract]  
Schedule of Right-of Use Assets and Lease Liabilities

Information related to the Company’s right-of use assets and lease liabilities as of April 30, 2020 is as follows:

 

    April 30, 2020  
      (in thousands)  
         
Operating lease:        
Operating right-of-use asset, net   $ 1,165  
         
Right-of-use liability- current     229  
Right-of-use liability- long term     1,078  
Total lease liability   $ 1,307  
         
Weighted average remaining lease term- operating leases     4.49 years  
Weighted average discount rate- operating leases     8.5 %
Schedule of Remaining Lease Payments Under Operating Lease

Total remaining lease payments under the Company’s operating leases are as follows:

 

      April 30, 2020  
        (in thousands)  
           
2021       331  
2022       341  
2023       352  
2024       362  
Thereafter       184  
Total future minimum lease payments     $ 1,570  
Less imputed interest       (263 )
Total     $ 1,307
Schedule of Future Minimum Lease Payments Under Operating Lease

Future minimum lease payments under the Company’s operating lease as of April 30, 2019 were as follows:

 

      April 30, 2019  
        (in thousands)  
           
2020       322  
2021       331  
2022       341  
2023       352  
2024       362  
Thereafter       184  
      $ 1,892