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CAPITAL AND FINANCIAL RISK MANAGEMENT - Currency risk management impact on OCI (Details) $ in Millions | Dec. 31, 2017 USD ($)
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10% strengthening in U.S. dollar | Canadian dollars |
Capital and financial risk management |
Strengthening in U.S dollar effect on OCI before taxes, gain (loss) | $ (5.6)
10% strengthening in U.S. dollar | Brazilian reais |
Capital and financial risk management |
Strengthening in U.S dollar effect on OCI before taxes, gain (loss) | (12.5)
10% strengthening in U.S. dollar | Russian roubles |
Capital and financial risk management |
Strengthening in U.S dollar effect on OCI before taxes, gain (loss) | (1.1)
10% weakening in U.S. dollar | Canadian dollars |
Capital and financial risk management |
Weakening in U.S dollar effect on OCI before taxes, gain (loss) | 6.8
10% weakening in U.S. dollar | Brazilian reais |
Capital and financial risk management |
Weakening in U.S dollar effect on OCI before taxes, gain (loss) | 15.6
10% weakening in U.S. dollar | Russian roubles |
Capital and financial risk management |
Weakening in U.S dollar effect on OCI before taxes, gain (loss) | $ 2.2

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- Definition The increase (decrease) in other comprehensive income as a result of an decrease in a designated risk component that was reasonably possible at the end of the reporting period. + References No definition available. + Details
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- Definition The increase (decrease) in other comprehensive income as a result of an increase in a designated risk component that was reasonably possible at the end of the reporting period. + References No definition available. + Details
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