Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets and Goodwill (Components Intangible Assets) (Details)

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Intangible Assets and Goodwill (Components Intangible Assets) (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 15,155 $ 15,910
Accumulated amortization (6,337) (4,878)
Net identifiable intangible assets $ 8,818 $ 11,032
Weighted-average useful lives (years) 9 years 9 years
Customer Relationships    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 4,853 $ 5,115
Accumulated amortization (1,460) (1,075)
Net identifiable intangible assets $ 3,393 $ 4,040
Weighted-average useful lives (years) 10 years 10 years
Developed Technology    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 8,088 $ 8,567
Accumulated amortization (4,224) (3,261)
Net identifiable intangible assets $ 3,864 $ 5,306
Weighted-average useful lives (years) 6 years 6 years
Trademarks / Trade-Names    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 2,181 $ 2,190
Accumulated amortization (625) (528)
Net identifiable intangible assets $ 1,556 $ 1,662
Weighted-average useful lives (years) 15 years 15 years
Covenants Not to Compete    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 33 $ 38
Accumulated amortization (28) (14)
Net identifiable intangible assets $ 5 $ 24
Weighted-average useful lives (years) 2 years 2 years