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Related parties - Summary of ADS Purchases (Details) $ in Millions | Sep. 30, 2023 USD ($) shares
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Related Party Transaction |
ADSs Purchased (in shares) | shares | 56,500,000
Total purchase price | $ | $ 113.0
Syncona LLP |
Related Party Transaction |
ADSs Purchased (in shares) | shares | 14,000,000
Total purchase price | $ | $ 28.0
Deep Track Capital, LP |
Related Party Transaction |
ADSs Purchased (in shares) | shares | 15,000,000
Total purchase price | $ | $ 30.0
Qatar Investment Authority |
Related Party Transaction |
ADSs Purchased (in shares) | shares | 15,000,000
Total purchase price | $ | $ 30.0
Armistice Capital, LLC |
Related Party Transaction |
ADSs Purchased (in shares) | shares | 10,000,000
Total purchase price | $ | $ 20.0
Blackstone |
Related Party Transaction |
ADSs Purchased (in shares) | shares | 2,500,000
Total purchase price | $ | $ 5.0

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