v3.3.1.900

Income taxes (Tables)

12 Months Ended

Dec. 31, 2015

Income taxes

Schedule of components of income tax expense (benefit)

	Year Ended December 31
	2015			2014			2013
Current income tax expense	$	5.3		$	3.8		$	8.6
Deferred tax benefit		(35.7)			(35.2)			(41.4)
Total income tax benefit, net	$	(30.4)		$	(31.4)		$	(32.8)

Schedule of reconciliation of income taxes calculated at the Canadian enacted statutory rate to the provision for income taxes in the consolidated statements of operations

		Year ended December 31,
		2015			2014			2013
Computed income taxes at Canadian statutory rate		$	(29.8)		$	(47.5)		$	(14.7)
Decreases resulting from:
Operating countries with different income tax rates			(4.9)			(19.2)			(5.3)
		$	(34.7)		$	(66.7)		$	(20.0)
Change in valuation allowance			6.6			40.5			12.1
			(28.1)			(26.2)			(7.9)
Dividend withholding tax and other cash taxes			1.1			0.8			3.7
Foreign exchange			(7.0)			(7.4)			(9.9)
Changes in tax rates			2.1			(5.8)			(2.8)
Federal stimulus grant			—			—			(18.9)
Production tax credits			(3.6)			(0.3)			(4.4)
Changes in estimates of tax basis of equity method investments			(6.3)			(4.1)			23.0
Capital gain on intercompany notes			2.1			—			—
Goodwill impairment			14.8			33.9			13.6
Capital loss recognized on tax restructuring			—			(10.2)			—
Intra-period allocations from the Wind projects			(5.0)			(15.8)			(30.9)
Other			(0.5)			3.7			1.7
			(2.3)			(5.2)			(24.9)
		$	(30.4)		$	(31.4)		$	(32.8)

Schedule of significant portions of the deferred tax assets and deferred tax liabilities

		2015			2014
Deferred tax assets:
Loss carryforwards		$	238.4		$	340.3
Other accrued liabilities			0.1			0.4
Finance and share issuance costs			1.7			6.2
Tax credits			4.7			—
Disallowed interest carryforward			—			3.4
Derivative instruments			15.1			22.3
Other long-term notes			5.2			—
Other			9.8			10.3
Total deferred tax assets			275.0			382.9
Valuation allowance			(175.2)			(168.6)
			99.8			214.3
Deferred tax liabilities:
Intangible assets			(79.0)			(75.0)
Property, plant and equipment			(106.5)			(208.9)
Other long-term investments			—			(22.8)
Total deferred tax liabilities			(185.5)			(306.7)
Net deferred tax liability		$	(85.7)		$	(92.4)

Summary of the net deferred tax position

		2015			2014
Long-term deferred tax liabilities		$	(85.7)		$	(92.4)
Net deferred tax liability		$	(85.7)		$	(92.4)

Schedule of amounts of net operating loss carryforwards and their expiration years

2027		$	45.3
2028			92.0
2029			70.0
2030			25.8
2031			13.4
2032			26.3
2033			150.2
2034			166.7
		$	589.7

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+ References

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-Publisher FASB
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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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