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Income Taxes - Schedule of Net Operating Losses for Tax Purpose (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2015
Income Tax Disclosure [Abstract]
December 31, 2014		$ (109,839)
2014 Return to provision adjustment		3,906
U.S. GAAP pretax income		106,321
State income taxes	$ (852)	(1,357)
Income tax differences:
Temporary		14,137
Permanent		(73,922)
September 30, 2015	$ (60,754)	$ (60,754)

X

- Definition

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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-Publisher FASB



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The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement.

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Permanent differences are primarily comprised of the difference between stock based compensation amounts recognized for tax purposes at the time options are exercised (at the intrinsic value) or restricted stock is vested (at fair value of the share price) and previously expensed at the date of grant for US GAAP purposes at then recorded fair values.

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Tax Differences [Abstract]

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Temporary differences are primarily comprised of the difference between recognizing expenses for tax purposes associated with rent, compensation and depreciation of fixed assets and US GAAP purposes.

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