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IMPAIRMENT AND REVERSAL OF NON-CURRENT ASSETS - Impairment Losses (Reversals) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Sep. 30, 2018	Dec. 31, 2019	Dec. 31, 2018
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		$ (1,423)	$ 900
Individual assets | Veladero
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		0	30
Individual assets | Lumwana
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		(947)	0
Individual assets | Pueblo Viejo
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		(865)	0
Individual assets | Pascua-Lama
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		296	(7)
Individual assets | Cortez
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		57	9
Individual assets | Lagunas Norte
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges	$ 405	12	405
Individual assets | Golden sunlight
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		9	0
Individual assets | Veladero
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		3	246
Individual assets | Carlin [Member]
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		2	5
Individual assets | Acacia exploration sites
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		0	24
Individual assets | Other
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		10	34
Impairment (reversals) of long lived assets
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		(1,423)	746
Goodwill
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		0	154
Goodwill | Veladero
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items]
Impairment (reversals) charges		$ 0	$ 154

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No definition available.

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- Definition

The amount of impairment loss, impairment gain or reversal of impairment loss that is recognised in profit or loss in accordance with paragraph 5.5.8 of IFRS 9 and that arises from applying the impairment requirements in Section 5.5 of IFRS 9.

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