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Asset Impairment And Derecognition | 12 Months Ended
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Dec. 31, 2017
ASSET IMPAIRMENT AND DERECOGNITION |
ASSET IMPAIRMENT AND DERECOGNITION | 11. ASSET IMPAIRMENT AND DERECOGNITION During the fourth quarter of 2016, the company recorded after-tax derecognition charges of $40 million on certain upgrading and logistics assets in the Oil Sands segment, as a result of the uncertainty of future benefits from these assets. As well, the company also recorded after-tax derecognition charges of $31 million in the Corporate segment relating to an initial investment in an undeveloped pipeline and on certain renewable energy development assets, as a result of the uncertainty of future benefits from these assets. During the second quarter of 2016, the company recognized an impairment charge of $33 million (net of taxes of $119 million) against certain Exploration and Evaluation assets in Norway as a result of future development uncertainty.

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- Definition The entire disclosure for the impairment of assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2017-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=36&date=2017-03-01&anchor=sect_Disclosure&doctype=Standard -URIDate 2017-03-09 + Details
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