Summary of Significant Accounting Policies (Details)
12 Months Ended
Dec. 31, 2015
Building [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Estimated Useful Lives thirty-nine
Leasehold Improvements [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Estimated Useful Lives six
Leasehold Improvements [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Estimated Useful Lives three
Computer Equipment [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Estimated Useful Lives five
Computer Equipment [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Estimated Useful Lives three
Furniture and Fixtures [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Estimated Useful Lives ten
Furniture and Fixtures [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Estimated Useful Lives three