Auditor's remuneration (Tables)

12 Months Ended

Dec. 31, 2022

Text Block [Abstract]

Summary of Auditor's Remuneration Paid

	2022 $m		2021 $m		2020 $m
Audit of the Financial Statements		6		4		4
Audit of subsidiaries		2		3		3
Other assurance services		1		1		1
		9		8		8
Under SEC regulations analysed as:
Audit		8		7		7
Other audit-related		1		1		1
		9		8		8