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STOCKHOLDERS' EQUITY (Tables)
9 Months Ended
Feb. 28, 2023
Equity [Abstract]  
Schedule of Common Stock
The table below illustrates the Company’s common stock balances as February 28, 2023 and May 31, 2022.

Share Amounts As Of
February 28, 2023May 31, 2022
Authorized to Issue166,666,667 166,666,667 
Issued99,471,127 97,837,702 
Outstanding94,469,399 97,801,406 
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity
The following is a summary of the activity and balances for unvested restricted stock awards granted for the nine months ended February 28, 2023:

Number of SharesWeighted Average Grant Date Fair Value Per Share
Outstanding as of May 31, 20221,366,666 $8.04 
Granted77,500 $2.04 
Vested(1,048,333)$7.60 
Forfeited— $— 
Outstanding as of February 28, 2023395,833 $8.04 
The following is a summary of the activity and balances for unvested restricted stock units granted for the nine months ended February 28, 2023:
Number of SharesWeighted Average Grant Date Fair Value Per Share
Outstanding as of May 31, 20221,791,666 $8.04 
Granted7,897,907 $2.32 
Vested(630,529)$5.33 
Forfeited(473,748)$7.32 
Outstanding as of February 28, 20238,585,296 $3.01