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CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - £ / shares
Dec. 31, 2022
Jun. 30, 2022
Statement of Financial Position [Abstract]    
Common stock par or stated value per share £ 0.0025 £ 0.0025
Common stock shares authorized 79,869,543 79,869,543
Common stock shares issued 74,891,844 74,760,432
Common stock shares outstanding 74,891,844 74,760,432