| Sublease Agreement (Details) - USD ($) $ in Thousands | 3 Months Ended | |
|---|---|---|
| Mar. 31, 2016 | Dec. 31, 2014 | |
| Sublease Agreement | ||
| Expected Income From Sublease | $ 5,100 | |
| Loss on sublease | $ 9,300 | |
| Beginning Balance | 6,465 | |
| Accretion of deferred liability | 109 | |
| Amortization of deferred liability | (841) | |
| Ending Balance | $ 5,733 | |
| X | ||||||||||
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- Definition Represents the amount of accretion to the deferred liability of sublease arrangements during the period. No definition available. 
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| X | ||||||||||
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- Definition Represents the amount of amortization of deferred liability of sublease arrangements during the period. No definition available. 
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| X | ||||||||||
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- Definition Represents the information pertaining to expected income from sublease. No definition available. 
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| X | ||||||||||
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- Definition Represents the information pertaining to gain (loss) on sublease. No definition available. 
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| X | ||||||||||
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- References No definition available. 
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| X | ||||||||||
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- Definition Aggregate carrying value as of the balance sheet date of the liabilities for deferred sublease arrangements. No definition available. 
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