v2.4.0.8

Equity (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Increase (decrease) in shareholders' equity |  |  |  |
Balance |  |  | $ 1,186.4 | $ 1,115.8
Net income (loss) | (40.6) | (4.5) | (31.7) | (45.8)
Realized and unrealized loss on hedging activities, net of tax | 0.1 | (0.2) | 1.1 | (0.3)
Foreign currency translation adjustment, net of tax | 10.7 | 19.3 | (19.3) | 22.6
Common shares issuance, net of costs |  |  |  | 67.8
Common shares issued for LTIP |  |  | 1.2 | 1.5
Contribution by and sale of noncontrolling interest |  |  | 44.6 |
Costs associated with tax equity raise |  |  | (0.9) |
Dividends paid to noncontrolling interest |  |  | (4.4) |
Dividends declared on common shares |  |  | (46.5) | (99.0)
Dividends declared on preferred shares of a subsidiary company |  |  | (9.5) | (9.8)
Balance | 1,121.0 | 1,052.8 | 1,121.0 | 1,052.8
Total Atlantic Power Corporation Shareholders' Equity |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |
Balance |  |  | 729.7 | 891.5
Net income (loss) |  |  | (37.9) | (54.9)
Realized and unrealized loss on hedging activities, net of tax |  |  | 1.1 | (0.3)
Foreign currency translation adjustment, net of tax |  |  | (19.3) | 22.6
Common shares issuance, net of costs |  |  |  | 67.8
Common shares issued for LTIP |  |  | 1.2 | 1.5
Costs associated with tax equity raise |  |  | (0.9) |
Dividends declared on common shares |  |  | (46.5) | (99.0)
Balance | 627.4 | 829.2 | 627.4 | 829.2
Preferred shares issued by a subsidiary company |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |
Balance |  |  | 221.3 | 221.3
Net income (loss) |  |  | 9.5 | 9.8
Dividends declared on preferred shares of a subsidiary company |  |  | (9.5) | (9.8)
Balance | 221.3 | 221.3 | 221.3 | 221.3
Noncontrolling Interests |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |
Balance |  |  | 235.4 | 3.0
Net income (loss) |  |  | (3.3) | (0.7)
Contribution by and sale of noncontrolling interest |  |  | 44.6 |
Dividends paid to noncontrolling interest |  |  | (4.4) |
Balance | $ 272.3 | $ 2.3 | $ 272.3 | $ 2.3

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