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EARNINGS PER SHARE | 12 Months Ended
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Dec. 31, 2019
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) | 2019 | 2018
Basic |  | Diluted |  | Basic |  | Diluted |
Net (loss) income |  | $4,574 |  |  | $4,574 |  |  | ($1,435 | ) |  | ($1,435 | )
Net income attributable to non-controlling interests | (605 | ) | (605 | ) | (110 | ) | (110 | )
Net (loss) income attributable to the equity holders of Barrick Gold Corporation |  | $3,969 |  |  | $3,969 |  |  | ($1,545 | ) |  | ($1,545 | )
Weighted average shares outstanding | 1,758 |  | 1,758 |  | 1,167 |  | 1,167 |
Basic and diluted earnings (loss) per share data attributable to the equity holders of Barrick Gold Corporation |  | $2.26 |  |  | $2.26 |  |  | ($1.32 | ) |  | ($1.32 | )

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