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Intangible assets (Tables)

12 Months Ended

Jun. 30, 2018

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Summary of Intangible Assets


		2018												2017
		Goodwill				Other intangibles				Total				Goodwill				Other intangibles				Total
		US$M				US$M				US$M				US$M				US$M				US$M
Net book value
At the beginning of the financial year			3,269				699				3,968				3,273				846				4,119
Additions			–				50				50				–				81				81
Amortisation for the year			–				(197	)			(197	)			–				(195	)			(195	)
Impairments for the year ⁽¹⁾			(2,339	)			(14	)			(2,353	)			–				(33	)			(33	)
Disposals			(16	)			(7	)			(23	)			(4	)			–				(4	)
Transferred to assets held for sale			(667	)			–				(667	)			–				–				–

At the end of the financial year ⁽²⁾			247				531				778				3,269				699				3,968

– Cost			247				1,665				1,912				3,269				1,722				4,991
– Accumulated amortisation and impairments			–				(1,134	)			(1,134	)			–				(1,023	)			(1,023	)

⁽¹⁾	Includes impairment charges related to Onshore US assets of US$2,339 million (2017: US$ nil). Refer to note 26 ‘Discontinued operations’.

⁽²⁾	The Group’s aggregate net carrying value of goodwill for Continuing operations is US$247 million (2017: US$247 million), representing less than one per cent of net equity at 30 June 2018 (2017: less than one per cent). The goodwill is allocated across a number of cash-generating units (CGUs).