Post-effective amendment to a registration statement that is not immediately effective upon filing

Business and summary of significant accounting policies (Property and equipment) (Details)

v2.4.0.8
Business and summary of significant accounting policies (Property and equipment) (Details)
12 Months Ended
Dec. 31, 2013
Computer and equipment [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Useful Life 5 years
Computer and equipment [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Useful Life 7 years
Furniture and fixtures [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Useful Life 5 years
Furniture and fixtures [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Useful Life 7 years