XML 90 R50.htm IDEA: XBRL DOCUMENT v3.10.0.1

REVENUE (Tables)

12 Months Ended

Dec. 31, 2018

Revenue [abstract]

Revenue

For the years ended December 31	2018			2017
Gold sales1
Spot market sales		$6,575			$7,566
Concentrate sales	25			64
Provisional pricing adjustments	—			1
		$6,600			$7,631
Copper sales1
Copper concentrate sales		$549			$608
Provisional pricing adjustments	(37		)	—
		$512			$608
Other sales2		$131			$135
Total		$7,243			$8,374

¹  Revenues include amounts transferred from OCI to earnings for commodity cash flow hedges (see note 25d).

²  Revenues include the sale of by-products from our gold and copper mines.

Disclosure of provisionally prices sales

Our exposure at December 31, 2018 to the impact of movements in market commodity prices for provisionally priced sales is set out in the following table:

	Volumes subject to final pricing Copper (millions)				Impact on net income before taxation of 10% movement in market price US$
As at December 31	2018		2017		2018			2017
Copper pounds	51		57			$14			$19

X

- Definition

Disclosure of detailed information on revenue [Table Text Block]

+ References

No definition available.

+ Details

Name:	abx_DisclosureofDetailedInformationonRevenueTableTextBlock
Namespace Prefix:	abx_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Disclosure of provisionally prices sales [Table Text Block]

+ References

No definition available.

+ Details

Name:	abx_DisclosureofprovisionallypricessalesTableTextBlock
Namespace Prefix:	abx_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	ifrs-full_RevenueAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration