Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Inventory (Details) - Schedule of sensitivity of the inventory provision

v3.22.1
Inventory (Details) - Schedule of sensitivity of the inventory provision - GBP (£)
£ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Change in expected selling price estimate +2% [Member]    
Inventory (Details) - Schedule of sensitivity of the inventory provision [Line Items]    
Change in inventory provision £ 1,417 £ 882
Change in expected selling price estimate -2% [Member]    
Inventory (Details) - Schedule of sensitivity of the inventory provision [Line Items]    
Change in inventory provision £ (1,904) £ (1,132)