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Commitments and Contingencies (Tables)
9 Months Ended
Feb. 28, 2019
Commitments and Contingencies Disclosure [Abstract]  
Schedule of future minimum rental payments required under operating lease

Future minimum rental payments required under this operating lease are as follows:

 

    Total   1 Year   2-3 Year   Thereafter
Operating lease   $ 57,897     $ 57,897     $     $ —    
Total   $ 57,897     $ 57,897     $     $ —