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Provisions (Tables)

12 Months Ended

Dec. 31, 2021

Disclosure of other provisions [line items]

Summary of Provisions


		2021				2020
(in $ millions)		$				$
Site restoration			21				6
Legal			32				32

			53				38


		2021				2020
(in $ millions)		$				$
Non-current			18				3
Current			35				35

			53				38

Provision for decommissioning, restoration and rehabilitation costs [member]

Disclosure of other provisions [line items]

Summary Of Movement In Provision For Site Restoration And Legal Charges

i)	Site restoration


		2021				2020
(in $ millions)		$				$
Balance at January 1			6				6
Provisions made during the year			18				1
Provisions reversed during the year			(3	)			(1	)

Balance at December 31			21				6

Legal proceedings provision [member]

Disclosure of other provisions [line items]

Summary Of Movement In Provision For Site Restoration And Legal Charges

ii)

Legal


		2021				2020
(in $ millions)		$				$
Balance at January 1			32				*
Provisions made during the year			1				31
Effect of movements in exchange rates			(1	)			1

Balance at December 31			32				32

*

Amounts less than $1 million