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Per Share Amounts - Schedule Representing Per Share Amounts (Detail) - CAD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Earnings per share [line items] |  |  |  |
Net Earnings (Loss) | $ 1,864,000 | $ 1,609,000 | $ 3,366,000 | $ 5,666,000
Effect of Cumulative Dividends on Preferred Shares | (9,000) | (9,000) | (27,000) | (26,000)
Net Earnings (Loss) – Basic and Diluted | $ 1,855,000 | $ 1,600,000 | $ 3,339,000 | $ 5,640,000
Basic – weighted average number of shares (in shares) | 1,891,937 | 1,927,864 | 1,900,952 | 1,962,813
Dilutive effect of warrants (in shares) | 6,408 | 41,956 | 27,491 | 45,002
Dilutive effect of net settlement rights (in shares) | 6,752 | 7,188 | 7,643 | 10,657
Diluted – weighted average number of shares (in shares) | 1,905,097 | 1,978,645 | 1,936,716 | 2,018,472
Net earnings (loss) per share — basic (CAD per share) | $ 0.98 | $ 0.83 | $ 1.76 | $ 2.87
Net earnings (loss) per share — diluted (CAD per share) | $ 0.97 | $ 0.81 | $ 1.72 | $ 2.79
Cenovus Replacement Stock Options |  |  |  |
Earnings per share [line items] |  |  |  |
Dilutive effect of options (in shares) | 0 | 1,637 | 630 | 0

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