Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Purchased Intangibles (Narrative) (Details)

v3.8.0.1
Goodwill and Purchased Intangibles (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]          
Goodwill $ 803,118   $ 803,118   $ 803,118
Amortization expense $ 10,796 $ 61,016 $ 32,297 $ 167,775  
Maximum [Member]          
Finite-Lived Intangible Assets [Line Items]          
Estimated useful lives     20 years    
Minimum [Member]          
Finite-Lived Intangible Assets [Line Items]          
Estimated useful lives     1 year