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Income Taxes - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Income Tax Disclosure [Abstract]        
Income tax (benefit) provision $ (3,559,000) $ 0 $ (3,361,000) $ 0
Valuation allowance 0 11,400,000 0 11,400,000
Accrued interest or penalties associated with unrecognized tax benefits 0 0 0 0
Interest expense recognized $ 0 $ 0 $ 0 $ 0