Income Taxes (Tables)

6 Months Ended

Jun. 30, 2015

Income Tax Disclosure [Abstract]

Schedule of effective income tax rate reconciliation

Income tax expense differed from the amount computed by applying the federal statutory rate of 35% to pre-tax loss or income as a result of the following:

	Three Months Ended   June 30,						Six Months Ended June 30,
	2015			2014			2015			2014
Tax expense (benefit) at the statutory federal rate	$	563		$	8,154		$	(419	)	$	186,619
State income tax expense (benefit) (net of federal benefit)	56			816			(42		)	18,662
Decrease in valuation allowance	(144		)	(864		)	(158		)	(90,164		)
Costs for the ongoing SEC investigation	1,348			—			1,348			—
Other	39			584			61			477
Income tax expense	$	1,862		$	8,690		$	790		$	115,594