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v3.20.2

Ordinary shares (Details) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2020 Vote £ / shares shares | Dec. 31, 2019 £ / shares shares
Ordinary shares |  |
Vote per ordinary share | Vote | 1 |
Ordinary shares, shares authorized | shares | 31,995,653 | 31,995,653
Ordinary shares, nominal value | £ / shares | £ 0.01 | £ 0.01

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