Equity (Tables)

9 Months Ended

Sep. 30, 2016

Equity

Schedule of reconciliation of equity


		Nine months ended September 30, 2016
		Total Atlantic			Preferred shares
		Power Corporation			issued by a subsidiary
		Shareholders’ Equity			company			Total Equity
Balance at January 1, 2016		$	213.9		$	221.3		$	435.2
Net (loss) income			(116.2)			6.4			(109.8)
Realized and unrealized loss on hedging activities, net of tax			(0.1)			—			(0.1)
Foreign currency translation adjustment			(2.6)			—			(2.6)
Common share repurchases			(13.9)			—			(13.9)
Stock-based compensation			1.4			—			1.4
Dividends declared on preferred shares of a subsidiary company			—			(6.4)			(6.4)
Balance at September 30, 2016		$	82.5		$	221.3		$	303.8


		Nine months ended September 30, 2015
		Total Atlantic			Preferred shares
		Power Corporation			issued by a subsidiary			Noncontrolling
		Shareholders’ Equity			company			Interests			Total Equity
Balance at January 1, 2015		$	356.2		$	221.3		$	239.0		$	816.5
Net income (loss)			26.1			6.7			(11.0)			21.8
Realized and unrealized gain on hedging activities, net of tax			(0.2)			—			—			(0.2)
Foreign currency translation adjustment			(52.7)			—			—			(52.7)
Stock-based compensation			2.1			—			—			2.1
Dividends paid to noncontrolling interest			—			—			(3.7)			(3.7)
Dividends declared on common shares			(8.5)			—			—			(8.5)
Dividends declared on preferred shares of a subsidiary company			—			(6.7)			—			(6.7)
Derecognition of noncontrolling interests upon sale of subsidiaries			—			—			(224.3)			(224.3)
Balance at September 30, 2015		$	323.0		$	221.3		$	—		$	544.3