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Subsidiary Preferred Shares - Disclosure of subsidiary preferred shares, minimum liquidation preference (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Minimum liquidation preference [Line Items]    
Minimum liquidation preference $ 158,189 $ 170,189
Entrega    
Minimum liquidation preference [Line Items]    
Minimum liquidation preference 2,216 2,216
Follica    
Minimum liquidation preference [Line Items]    
Minimum liquidation preference 6,405 6,405
Sonde    
Minimum liquidation preference [Line Items]    
Minimum liquidation preference 0 12,000
Vedanta Biosciences    
Minimum liquidation preference [Line Items]    
Minimum liquidation preference $ 149,568 $ 149,568