Annual report pursuant to Section 13 and 15(d)

Organization and summary of significant accounting policies (Impairment of long-lived assets) (Details)

v3.7.0.1
Organization and summary of significant accounting policies (Impairment of long-lived assets) (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Goodwill and Impairment of long-lived assets:    
Goodwill impairment
Impairment of finite lived intangible assets $ 535,256 $ 188,141