Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)

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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares
Jan. 31, 2023
Apr. 30, 2022
Statement of Financial Position [Abstract]    
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 50,000,000 50,000,000
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 200,000,000 200,000,000
Common stock, shares issued 8,371,590 8,349,843
Common stock, shares outstanding 8,371,590 8,349,843