Selling and Administrative Expenses (Details) - Selling and Administrative Expense [Member] - GBP (£)	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Foreign exchange gain (loss) [abstract]
Foreign exchange gain		£ 6,778,000		£ 9,159,000
Foreign exchange losses	£ 4,653,000		£ 9,406,000

The net gain arising from exchange differences recognised in profit or loss, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: Foreign exchange gain (loss)]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2023-01-01
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 35
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_35&doctype=Standard
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