Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
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Income Tax Disclosure [Abstract] | |||
Increased in valuation allowance tax | $ 23,300 | $ 9,200 | $ 2,900 |
Net operating loss carryforwards, federal | 68,800 | ||
Net operating loss carryforwards, state | $ 68,700 | ||
Net tax operating losses, expiration | Begin to expire in 2032 in various amounts if not utilized. | ||
Unrealized net operating loss deductions from stock option exercises, federal and state | $ 8,900 | ||
Unrecognized tax benefits | 4,314 | $ 1,643 | |
Unrecognized tax benefits if recognized would affect the effective tax rate | $ 100 |
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- Definition Unrealized net operating loss deductions from stock option exercises. No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition A description of the limitations on the use of all operating loss carryforwards available to reduce future taxable income. No definition available.
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- Definition Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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