CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME | |||
| Net (loss) income | $ (43.8) | $ 37.2 | $ (93.0) |
| Other comprehensive income, net of tax: | |||
| Unrealized (loss) gain on hedging activities | (0.3) | 0.4 | (0.1) |
| Net amount reclassified to earnings | 0.3 | 0.1 | 0.5 |
| Net realized and unrealized gain on derivatives | 0.5 | 0.4 | |
| Defined benefit plan, net of tax | (0.3) | 0.2 | (0.7) |
| Foreign currency translation adjustments | 5.8 | (12.1) | 14.0 |
| Other comprehensive income (loss), net of tax | 5.5 | (11.4) | 13.7 |
| Comprehensive (loss) income | (38.3) | 25.8 | (79.3) |
| Less: Comprehensive (loss) income attributable to preferred shares of a subsidiary company | (1.2) | 0.4 | 5.6 |
| Comprehensive (loss) income attributable to Atlantic Power Corporation | $ (37.1) | $ 25.4 | $ (84.9) |
| X | ||||||||||
- Definition Amount of after tax increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss) attributable to noncontrolling interest in preferred shares of a subsidiary company. No definition available.
|
| X | ||||||||||
- Definition Effect on Other Comprehensive Income of amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). No definition available.
|
| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount, after tax and before reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|