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Accumulated Other Comprehensive Income (Loss) (Narrative) (Details) - Net change in unrecognized pension and post-retirement benefit costs - Restatement Adjustment $ in Millions | Jan. 01, 2018 CAD ($)
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Accumulated Other Comprehensive Income (Loss) [Line Items] |
Accumulated other comprehensive income | $ 37
AOCI, deferred taxes | 15
AOCI, net of tax | $ 22

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- Definition Amount before tax of increase (decrease) in accumulated equity from transactions and other events and circumstances from non-owner sources, attributable to parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners). + References No definition available. + Details
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