Annual report pursuant to Section 13 and 15(d)

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

v2.4.1.9
Business and summary of significant accounting policies (Property and equipment) (Details)
12 Months Ended
Dec. 31, 2014
Computer and equipment [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful life of property and equipment 5 years
Computer and equipment [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful life of property and equipment 7 years
Furniture and fixtures [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful life of property and equipment 5 years
Furniture and fixtures [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful life of property and equipment 7 years