Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Purchased Intangibles (Narrative) (Details)

v3.7.0.1
Goodwill and Purchased Intangibles (Narrative) (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]          
Goodwill $ 803,118   $ 803,118   $ 803,118
Amortization expense $ 12,177 $ 58,321 $ 21,500 $ 111,701  
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