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Shareholders' Capital (Tables) | 12 Months Ended
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Dec. 31, 2021
Share Capital, Reserves And Other Equity Interest [Abstract] |
Schedule of shareholders' capital | All common shares rank equally with regard to the Company's net assets in the event the Company is wound-up or terminated.
| Number of Common Shares (000s) | Amount
Balance, December 31, 2019 | 558,305 |  | $ | 5,718,835 |
Vesting of share awards | 2,922 |  | 10,583 |
Balance, December 31, 2020 | 561,227 |  | $ | 5,729,418 |
Vesting of share awards | 2,986 |  | 7,175 |
Balance, December 31, 2021 | 564,213 |  | $ | 5,736,593 |

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