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Commitments and Contingencies - Additional Information (Details)
Sep. 21, 2016
USD ($)
ft²
Sep. 30, 2016
USD ($)
Dec. 31, 2015
USD ($)
Purchase Commitment Excluding Longterm Commitment [Line Items]      
Area of office space leased | ft² 40,341    
Guarantor liability     $ 50,000
Second Amendment Agreement      
Purchase Commitment Excluding Longterm Commitment [Line Items]      
Area of office space leased | ft² 12,809    
Annual base rent for the first year of additional term $ 750,000    
One-time improvement allowance 200,000    
Second Amendment Agreement | Maximum      
Purchase Commitment Excluding Longterm Commitment [Line Items]      
Rent for the final year of additional term $ 870,000    
Corporate Headquarters Lease      
Purchase Commitment Excluding Longterm Commitment [Line Items]      
Lease expiration date Nov. 30, 2022    
Lease Commencement Date Oct. 24, 2016    
Leases extended expiration period 5 years    
CMOs      
Purchase Commitment Excluding Longterm Commitment [Line Items]      
Contractual commitment due within a year   $ 14,500,000