Quarterly report pursuant to Section 13 or 15(d)

4. Intangible Assets (Details Narrative)

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4. Intangible Assets (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Notes to Financial Statements        
Amortization expense $ 1,400,000 $ 1,900,000 $ 4,100,000 $ 5,600,000