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Share-Based Compensation Plan (Tables) | 12 Months Ended
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Dec. 31, 2020
Share-Based Payment Arrangements [Abstract] |
Number of share awards outstanding | The number of share awards outstanding is detailed below:
(000s) | Number of restricted awards | Number of performance awards(1) | Total number of share awards
Balance, December 31, 2018 | 3,243 |  | 3,273 |  | 6,516 |
Granted | 3,184 |  | 3,245 |  | 6,429 |
Vested and converted to common shares | (2,081) |  | (2,164) |  | (4,245) |
Forfeited | (545) |  | (1,219) |  | (1,764) |
Balance, December 31, 2019 | 3,801 |  | 3,135 |  | 6,936 |
Granted | 2,239 |  | 3,253 |  | 5,492 |
Vested and converted to common shares | (1,730) |  | (1,192) |  | (2,922) |
Forfeited | (188) |  | (1,108) |  | (1,296) |
Balance, December 31, 2020 | 4,122 |  | 4,088 |  | 8,210 |
(1)Based on underlying awards before applying the payout multiplier which can range from 0x to 2x.

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- Definition Share-Based Payment Arrangements [Abstract] + References No definition available. + Details
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- Definition The disclosure of the number and weighted average exercise prices of other equity instruments (ie other than share options). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2020-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2020-en-r&anchor=para_45&doctype=Standard -URIDate 2020-01-01 + Details
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