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Common Shares - Shareholder Rights Plan (Details) | 12 Months Ended
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Dec. 31, 2021
Shareholder Rights Plan | Common shares | Minimum |
Disclosure of classes of share capital [line items] |
Percentage of outstanding common shares at which Shareholder Rights Plan may take effect | 20.00%

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Shareholder Rights Plan, Percentage Of Outstanding Common Shares Potentially Purchased At Which Shareholder Rights Are Exercisable + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |