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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - CAD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Statement of Comprehensive Income [Abstract] |  |  |  |
Earnings | $ 1,060 | $ 213 | $ 4,913 | $ 2,050
Other comprehensive income/(loss), net of tax |  |  |  |
Change in unrealized gain/(loss) on cash flow hedges | (170) |  | (597) |
Change in unrealized gain/(loss) on cash flow hedges |  | 57 |  | 150
Change in unrealized gain/(loss) on net investment hedges | (74) | 83 | 147 | (200)
Other comprehensive income from equity investees | 2 | (1) | 19 | 18
Reclassification to earnings of loss on cash flow hedges | 28 |  | 74 |
Reclassification to earnings of loss on cash flow hedges |  | 31 |  | 104
Reclassification to earnings of pension and other postretirement benefits (OPEB) amounts | 1 | 5 | 44 | 28
Foreign currency translation adjustments | 704 | (989) | (1,898) | 1,637
Other comprehensive income/(loss), net of tax | 491 | (814) | (2,211) | 1,737
Comprehensive income/(loss) | 1,551 | (601) | 2,702 | 3,787
Comprehensive (income)/loss attributable to noncontrolling interests and redeemable noncontrolling interests | (41) | (102) | 23 | (546)
Comprehensive income/(loss) attributable to controlling interests | 1,510 | (703) | 2,725 | 3,241
Preference share dividends | (96) | (94) | (287) | (272)
Comprehensive income/(loss) attributable to common shareholders | $ 1,414 | $ (797) | $ 2,438 | $ 2,969

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