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v3.21.2

Shareholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020
Equity [Abstract] |  |  |  |  |  |  |  |  |
Common shares, shares authorized (in shares) | 100,000,000 |  |  |  |  |  | 100,000,000 |  | 100,000,000
Preferred stock, shares authorized (in shares) | 50,000,000 |  |  |  |  |  | 50,000,000 |  | 50,000,000
Cash dividends declared per common share (in usd per share) | $ 0.05 | $ 0.05 | $ 0.05 | $ 0.05 | $ 0.05 | $ 0.31 | $ 0.15 | $ 0.41 |
Dividend declared |  |  |  |  |  |  | $ 8.1 | $ 22.1 |
Total authorizations which remain available for use | $ 110.0 |  |  |  |  |  | $ 110.0 |  |
Common shares acquired (in shares) |  |  |  |  |  |  | 0 | 0 |
Deferred tax (benefit) expense included in OCI | $ (3.2) |  |  | $ 1.9 |  |  | $ (8.3) | $ 7.7 |

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