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EARNINGS PER SHARE
 12 Months Ended
Dec. 31, 2018
Earnings per share [abstract]  
EARNINGS PER SHARE
EARNINGS (LOSS) PER SHARE
For the years ended December 31 ($ millions, except shares in millions and per share amounts in dollars)
2018
2017
Basic

Diluted

Basic

Diluted

Net (loss) income

($1,435
)

($1,435
)

$1,516


$1,516

Net income attributable to non-controlling interests
(110
)
(110
)
(78
)
(78
)
Net (loss) income attributable to the equity holders of Barrick Gold Corporation

($1,545
)

($1,545
)

$1,438


$1,438

Weighted average shares outstanding
1,167

1,167

1,166

1,166

Basic and diluted earnings (loss) per share data attributable to the equity holders of Barrick Gold Corporation

($1.32
)

($1.32
)

$1.23


$1.23