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v3.19.3.a.u2

Income Taxes - Contingencies (Details) - CAD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
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Uncertain tax positions |  |
Disclosure of contingent liabilities [line items] |  |
Provision for uncertain tax positions | $ 1 | $ 0

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- Definition The amount of liabilities of uncertain timing or amount. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 54 -Subparagraph l -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_54_l&doctype=Standard -URIDate 2018-03-16 + Details
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- Details
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