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Share Based Compensation - Share Unit Plans (Details) EquityInstruments in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 CAD ($) EquityInstruments $ / shares | Dec. 31, 2021 EquityInstruments CAD ($)
Performance Share Units (PSUs) |  |
Share Based Compensation |  |
Vesting period | 3 years |
Summary of activity of share unit plans: |  |
Outstanding, beginning of year | 2,766 | 2,285
Granted | 947 | 1,285
Redeemed for cash | (794) | (751)
Forfeited/expired | $ | (710) | (53)
Outstanding, end of year | 2,209 | 2,766
Performance Share Units (PSUs) | Minimum |  |
Share Based Compensation |  |
Percentage of share price receivable at the time of vesting | 0.00% |
Performance Share Units (PSUs) | Maximum |  |
Share Based Compensation |  |
Percentage of share price receivable at the time of vesting | 200.00% |
Restricted Stock Units (RSUs) |  |
Share Based Compensation |  |
Vesting period | 3 years |
Value of shares converted to Suncor RSUs | $ | $ 123,000 |
Conversion price per share | $ / shares | $ 30.93 |
Summary of activity of share unit plans: |  |
Outstanding, beginning of year | 21,437 | 15,095
Granted | 13,235 | 11,954
Redeemed for cash | (4,533) | (4,609)
Forfeited/expired | $ | (1,877) | (1,003)
Outstanding, end of year | 28,262 | 21,437
Deferred Share Units (DSUs) |  |
Summary of activity of share unit plans: |  |
Outstanding, beginning of year | 1,382 | 1,385
Granted | 187 | 164
Redeemed for cash | (238) | (167)
Outstanding, end of year | 1,331 | 1,382
Deferred Share Units (DSUs) | Director | Election Tranche One |  |
Share Based Compensation |  |
Percentage of awards elected to be paid in cash | 50.00% |
Deferred Share Units (DSUs) | Director | Election Tranche Two |  |
Share Based Compensation |  |
Percentage of awards elected to be paid in cash | 100.00% |
Deferred Share Units (DSUs) | Executives | Election Tranche One |  |
Share Based Compensation |  |
Percentage of awards elected to be paid in cash | 25.00% |
Deferred Share Units (DSUs) | Executives | Election Tranche Two |  |
Share Based Compensation |  |
Percentage of awards elected to be paid in cash | 50.00% |
Deferred Share Units (DSUs) | Executives | Election Tranche Three |  |
Share Based Compensation |  |
Percentage of awards elected to be paid in cash | 75.00% |
Deferred Share Units (DSUs) | Executives | Election Tranche Four |  |
Share Based Compensation |  |
Percentage of awards elected to be paid in cash | 100.00% |

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