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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Nov. 30, 2022
May 31, 2022
CONDENSED CONSOLIDATED BALANCE SHEETS    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 75,000,000 75,000,000
Common stock, shares issued 27,732,000 27,120,000
Common stock, shares outstanding 27,732,000 27,120,000