Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets (Details Textual)

v3.7.0.1
Goodwill and Intangible Assets (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Goodwill and Intangible Assets (Textual)          
Amortization expense related to purchased intangible assets $ 212 $ 457 $ (566) $ 940 $ (1,765)