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OPERATING, SELLING AND GENERAL (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
OPERATING, SELLING AND GENERAL |  |
Contract services | $ 4,380 | $ 4,552
Employee costs | 3,641 | 3,263
Materials | 869 | 765
Energy | 1,129 | 1,095
Equipment rentals and leases | 345 | 360
Travel, marketing and other | 880 | 538
Operating, selling and general | 11,244 | 10,573
Contract services and employee cots | 8,500 | 8,300
Contract services and employee costs in operating, selling and general | 8,000 | 7,800
Contract services and employee costs in property, plant and equipment | $ 500 | $ 500

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