Income Taxes (Tables)

3 Months Ended

Mar. 31, 2013

Income Tax Disclosure [Abstract]

Income tax expense (benefit)

The Company's income tax benefit consisted of the following:

	Three Months Ended
	March 31,
	2013			2012
Loss before provision for income taxes	$	(2,016	)	$	(11,182	)
Income tax benefit using estimated annual effective income tax rate	(788		)	(4,249		)
Out-of-period adjustment related to non-deductible expenses in 2011	—			757
Impact of discrete item, net	453			—
Income tax benefit	$	(335	)	$	(3,492	)