Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Income Taxes [Abstract]

Disclosure of deferred income tax assets and liabilities

The Company’s deferred income tax assets and liabilities are as follows:

(000s)	2017			2016
Balance, beginning of year	$	—		$	3,009
Expenses related to the origination and reversal of temporary differences for:
Property and equipment	1,707			(13,788		)
Non-capital losses carried forward	(2,909		)	(2,936		)
Long-term liabilities	(41		)	(1,724		)
Share issue expenses	—			178
Changes in unrecognized tax benefits	1,243			15,261
Deferred income tax expense (recovery) recognized in earnings	—			(3,009		)
Balance, end of year	$	—		$	—

Reconciliation of income tax expense

Income taxes vary from the amount that would be computed by applying the average Canadian statutory income tax rate of 27.0% (2016 – 27.0%) to income before taxes as follows:

(000s)	2017			2016
Income taxes calculated at the Canadian statutory rate	$	(15,368	)	$	(20,175	)
Increases (decreases) in income taxes resulting from:
Non-deductible expenses	2,023			3,641
Changes in unrecognized tax benefits	1,243			15,261
Effect of tax rates in foreign jurisdictions1	31,728			18,635
Changes in tax rates and other	2,193			(4,916		)
Income tax expense	$	21,819		$	12,446
1 The statutory tax rates in Egypt are 40.55%.