Income Taxes (Tables)

9 Months Ended

Sep. 30, 2012

Income Tax Disclosure [Abstract]

Components of the provision for income taxes

The provision for income taxes includes the following components:

	For the three months ended September 30,						For the nine months ended September 30,
	2012			2011			2012			2011
Current expense:
Canada	$	—		$	—		$	—		$	—
Foreign	—			(788		)	—			(2,472		)
Deferred tax expense:
Canada	—			—			—			—
Foreign	(4,002		)	(2,833		)	(19,464		)	(9,255		)
Total expense	$	(4,002	)	$	(3,621	)	$	(19,464	)	$	(11,727	)