Income Taxes (Tables)

9 Months Ended

Sep. 30, 2014

Income Tax Disclosure [Abstract]

Income tax expense (benefit)

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

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2014			2013			2014		2013
Income (loss) before provision for income taxes	$	31,669		$	(55,860	)	$	57,272	$	(34,348	)
Income tax expense using estimated annual effective income tax rate	9,932			(22,763		)	17,962		(13,997		)
Changes in effective tax rates	(374		)	1,181			—		1,159
Increase in unrecognized tax benefits	—			251			—		373
Impact of discrete items, net	1,305			—			1,944		816
Impact of discrete item associated with litigation settlement	—			2,362			—		2,362
Inclusion of tax liabilities from unincorporated entities	1,101			—			1,101		—
Income tax expense (benefit)	$	11,964		$	(18,969	)	$	21,007	$	(9,287	)