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Share Capital (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Equity Financing [Line Items] |  |
Stock Repurchased Authorization | 34,670,378 |
Repurchased Shares Price Per Share | $ 7.41 | $ 7.39
Dividends recognised as distributions to owners |  | $ 34.5
Share capital [Member] |  |
Equity Financing [Line Items] |  |
Shares repurchased and cancelled (in shares) | 1,100,000 | 1,583,562
Expected cash outflow on redemption or repurchase of puttable financial instruments | $ 8.2 |
Repurchase and cancellation of common shares (note 13a) | $ (10.4) | $ (14.9)
Dividend reinvestment plan and share purchase plan (in shares) | 527,770 | 656,473
Dividend reinvestment plan (iii) | $ 4.1 | $ 4.6
Shares Repurchased |  | 11.7
Dividends recognised as distributions to owners |  | 4.6
Deficit [member] |  |
Equity Financing [Line Items] |  |
Repurchase and cancellation of common shares (note 13a) | 2.2 | 3.2
Dividends recognised as distributions to owners | $ 39.2 | $ 39.1

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