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Condensed Consolidated Balance Sheets (Parenthetical) - £ / shares	Sep. 30, 2022	Dec. 31, 2021
Ordinary shares
Common stock, par value (in GBP per share)	£ 0.008	£ 0.008
Common stock, authorized (in shares)	42,554,384	42,019,874
Common stock, issued (in shares)	42,554,384	42,019,874
Common stock, outstanding (in shares)	42,554,384	42,019,874
DEFERRED SHARES
Common stock, par value (in GBP per share)	£ 21,921.504	£ 21,921.504
Common stock, authorized (in shares)	1	1
Common stock, issued (in shares)	1	1
Common stock, outstanding (in shares)	1	1

X

- Definition

Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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