XML 69 R60.htm IDEA: XBRL DOCUMENT v3.22.2
Financial risk management and impairment of financial assets (Details)
£ in Thousands, $ in Thousands
Jun. 30, 2022
GBP (£)
Jun. 30, 2022
USD ($)
Dec. 31, 2021
GBP (£)
Financial risk management and impairment of financial assets      
Restricted cash £ 8,235    
USD      
Financial risk management and impairment of financial assets      
Cash deposits held | $   $ 47,999  
Credit risk      
Financial risk management and impairment of financial assets      
Maximum exposure to credit risk 9,248   £ 672
Credit risk | Trade receivables      
Financial risk management and impairment of financial assets      
Allowance account for credit losses of financial assets £ 0   £ 0