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CONDENSED CONSOLIDATED BALANCE SHEETS (PARENTHETICAL) - $ / shares
Jan. 31, 2023
Apr. 30, 2022
Statement of Financial Position [Abstract]    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 200,000,000 200,000,000
Common stock, shares issued (in shares) 13,558,650 13,558,650
Common stock, shares outstanding (in shares) 13,558,650 13,558,650