Income Taxes (Tables)

3 Months Ended

Mar. 31, 2012

Income Tax Disclosure [Abstract]

Income tax expense

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

	Three Months Ended
	March 31,
	2012			2011
(Loss) income before provision for income taxes	$	(11,182	)	$	32,022
Income tax (benefit) expense using estimated annual effective income tax rate	(4,249		)	12,649
Out-of-period adjustment related to non-deductible expense in 2011	757			—
Income tax (benefit) expense	$	(3,492	)	$	12,649