Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

A reconciliation of the difference for the years ended December 31, is as follows:

		2020				2019
Loss before income taxes	$		(109,184	)	$		(8,339	)
Federal and provincial statutory rates			25	%			27	%
Tax at statutory rates	$		(27,296	)	$		(2,252	)
Adjusted for the effect of:
Non-deductible expenses			628				1,597
Non-taxable capital gains			(6,184	)			(1,408	)
Impact of foreign tax rates			(238	)			(13,549	)
Withholding taxes			813				1,262
Taxes related to prior years			(1,531	)			(1,975	)
Tax assets not recognized			44,112				—
Other			650				1,368
Income tax expense (recovery)	$		10,954		$		(14,957	)

The net deferred tax liability is comprised of the tax effect of the following temporary differences:

		2020				2019
Deferred tax liability:
Property, plant and equipment and intangibles	$		393,631		$		426,934
Debt issue costs			2,665				3,280
Partnership deferrals			2,532				850
Other			6,322				7,926
			405,150				438,990
Offsetting of assets and liabilities			(383,914	)			(413,601	)
	$		21,236		$		25,389

Deferred tax assets:
Losses (expire from time to time up to 2040)	$		370,439		$		402,025
Long-term incentive plan			4,956				6,131
Other			9,617				10,169
			385,012				418,325
Offsetting of assets and liabilities			(383,914	)			(413,601	)
	$		1,098		$		4,724

Net deferred tax liability	$		20,138		$		20,665

Accordingly, the Corporation has not recognized a deferred tax asset for the following items:

		2020			2019
Tax losses (Capital)	$		29,809	$		31,033
Tax losses (Income)			72,516			33,221
Deductible temporary differences			2,020			—
Total	$		104,345	$		64,254

The movement in temporary differences is as follows:

		Property, Plant and Equipment and Intangibles				Partnership Deferrals				Other Deferred Tax Liabilities				Losses				Debt Issue Costs				Long-Term Incentive Plan				Other Deferred Tax Assets				Net Deferred Tax Liability
Balance, December 31, 2018	$		467,109		$		1,730		$		5,722		$		(423,595	)	$		3,534		$		(6,849	)	$		(11,752	)	$		35,899
Recognized in net earnings			(26,825	)			(880	)			2,216				7,874				(254	)			572				1,260				(16,037	)
Effect of foreign currency exchange differences			(13,350	)			—				(12	)			13,696				—				146				323				803
Balance, December 31, 2019	$		426,934		$		850		$		7,926		$		(402,025	)	$		3,280		$		(6,131	)	$		(10,169	)	$		20,665
Recognized in net earnings (loss)			(28,600	)			1,682				(1,601	)			33,141				(615	)			1,120				537				5,664
Recognized in other comprehensive income			—				—				—				(5,398	)			—				—				—				(5,398	)
Effect of foreign currency exchange differences			(4,703	)			—				(3	)			3,843				—				55				15				(793	)
Balance, December 31, 2020	$		393,631		$		2,532		$		6,322		$		(370,439	)	$		2,665		$		(4,956	)	$		(9,617	)	$		20,138