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Stockholders' Equity - Schedule of Restricted Stock Awards (Details) - Restricted Stock Awards
 9 Months Ended
Feb. 29, 2024
$ / shares
shares
Number of Shares  
Outstanding at beginning of period (in shares) | shares 380,955
Granted (in shares) | shares 315,265
Vested (in shares) | shares (391,416)
Forfeited (in shares) | shares (67,370)
Outstanding at end of period (in shares) | shares 237,434
Weighted Average Grant Date Fair Value Per Share  
Weighted average grant date fair value, outstanding at beginning of period (in dollars per share) | $ / shares $ 2.22
Granted (in dollars per share) | $ / shares 4.94
Vested (in dollars per share) | $ / shares 2.30
Forfeited (in dollars per share) | $ / shares 4.75
Weighted average grant date fair value, outstanding at end of period (in dollars per share) | $ / shares $ 4.98