v3.20.2

Equity (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 USD ($) | Jun. 30, 2020 $ / shares | Jun. 30, 2019 USD ($) | Jun. 30, 2019 $ / shares | Jun. 30, 2020 USD ($) | Jun. 30, 2020 $ / shares | Jun. 30, 2019 USD ($) | Jun. 30, 2019 $ / shares
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Balance at the beginning of the period | $ 134.0 |  | $ 187.8 |  | $ 137.7 |  | $ 192.4 |
Net (loss) income | (4.0) |  | 2.9 |  | 19.7 |  | 5.3 |
Share-based compensation | 0.4 |  | 0.2 |  | 0.8 |  | 0.8 |
Common share repurchases | (27.9) |  | (0.7) |  | (36.1) |  | (0.8) |
Preferred share repurchases |  |  | (0.2) |  | (6.4) |  | (7.9) |
Realized and unrealized gain on hedging activities, net of tax |  |  | (0.1) |  | (0.3) |  | (0.2) |
Foreign currency translation adjustments | 4.9 |  | 2.7 |  | (6.3) |  | 4.9 |
Balance at the end of the period | 105.7 |  | 190.8 |  | 105.7 |  | 190.8 |
Series 1 |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Dividends on preferred shares of a subsidiary company | (0.8) |  | (0.9) |  | (1.6) |  | (1.8) |
Dividends on preferred shares of a subsidiary company (in CAD per share) | $ / shares |  | $ 0.303125 |  | $ 0.303125 |  | $ 0.606250 |  | $ 0.606250
Series 2 |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Dividends on preferred shares of a subsidiary company | (0.7) |  | (0.6) |  | (1.3) |  | (1.2) |
Dividends on preferred shares of a subsidiary company (in CAD per share) | $ / shares |  | 0.358688 |  | 0.348125 |  | 0.717376 |  | 0.696250
Series 3 |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Dividends on preferred shares of a subsidiary company | (0.2) |  | (0.3) |  | (0.5) |  | (0.7) |
Dividends on preferred shares of a subsidiary company (in CAD per share) | $ / shares |  | $ 0.363146 |  | $ 0.363697 |  | $ 0.726488 |  | $ 0.726590
Common Shares |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Balance at the beginning of the period | 1,252.1 |  | 1,261.4 |  | 1,259.9 |  | 1,260.9 |
Share-based compensation | 0.4 |  | 0.2 |  | 0.8 |  | 0.8 |
Common share repurchases | (27.9) |  | (0.7) |  | (36.1) |  | (0.8) |
Balance at the end of the period | 1,224.6 |  | 1,260.9 |  | 1,224.6 |  | 1,260.9 |
Retained Deficit |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Balance at the beginning of the period | (1,134.7) |  | (1,112.7) |  | (1,164.2) |  | (1,121.6) |
Net (loss) income | (5.7) |  | 1.2 |  | 23.8 |  | 10.1 |
Balance at the end of the period | (1,140.4) |  | (1,111.5) |  | (1,140.4) |  | (1,111.5) |
Accumulated Other Comprehensive (Loss) Income |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Balance at the beginning of the period | (152.2) |  | (144.1) |  | (140.7) |  | (146.2) |
Realized and unrealized gain on hedging activities, net of tax |  |  | (0.1) |  | (0.3) |  | (0.2) |
Foreign currency translation adjustments | 4.9 |  | 2.7 |  | (6.3) |  | 4.9 |
Balance at the end of the period | (147.3) |  | (141.5) |  | (147.3) |  | (141.5) |
Total Atlantic Power Corporation Shareholder's Equity |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Balance at the beginning of the period | (34.8) |  | 4.6 |  | (45.0) |  | (6.9) |
Net (loss) income | (5.7) |  | 1.2 |  | 23.8 |  | 10.1 |
Share-based compensation | 0.4 |  | 0.2 |  | 0.8 |  | 0.8 |
Common share repurchases | (27.9) |  | (0.7) |  | (36.1) |  | (0.8) |
Realized and unrealized gain on hedging activities, net of tax |  |  | (0.1) |  | (0.3) |  | (0.2) |
Foreign currency translation adjustments | 4.9 |  | 2.7 |  | (6.3) |  | 4.9 |
Balance at the end of the period | (63.1) |  | 7.9 |  | (63.1) |  | 7.9 |
Preferred Shares of a Subsidiary Company |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Balance at the beginning of the period | 168.8 |  | 183.2 |  | 182.7 |  | 199.3 |
Net (loss) income | 1.7 |  | 1.7 |  | (4.1) |  | (4.8) |
Preferred share repurchases |  |  | (0.2) |  | (6.4) |  | (7.9) |
Balance at the end of the period | 168.8 |  | 182.9 |  | 168.8 |  | 182.9 |
Preferred Shares of a Subsidiary Company | Series 1 |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Dividends on preferred shares of a subsidiary company | (0.8) |  | (0.9) |  | (1.6) |  | (1.8) |
Preferred Shares of a Subsidiary Company | Series 2 |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Dividends on preferred shares of a subsidiary company | (0.7) |  | (0.6) |  | (1.3) |  | (1.2) |
Preferred Shares of a Subsidiary Company | Series 3 |  |  |  |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |  |  |
Dividends on preferred shares of a subsidiary company | $ (0.2) |  | $ (0.3) |  | $ (0.5) |  | $ (0.7) |

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