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
6 Months Ended 12 Months Ended
Jun. 30, 2016
Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 15,324 $ 15,910
Accumulated amortization (5,852) (4,878)
Net identifiable intangible assets $ 9,472 $ 11,032
Weighted-average useful lives (years) 9 years 9 years
Customer Relationships    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 4,912 $ 5,115
Accumulated amortization (1,333) (1,075)
Net identifiable intangible assets $ 3,579 $ 4,040
Weighted-average useful lives (years) 10 years 10 years
Developed Technology    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 8,195 $ 8,567
Accumulated amortization (3,903) (3,261)
Net identifiable intangible assets $ 4,292 $ 5,306
Weighted-average useful lives (years) 6 years 6 years
Trademarks / Trade-Names    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 2,183 $ 2,190
Accumulated amortization (593) (528)
Net identifiable intangible assets $ 1,590 $ 1,662
Weighted-average useful lives (years) 15 years 15 years
Covenants Not to Compete    
Finite-Lived Intangible Assets [Line Items]    
Original cost $ 34 $ 38
Accumulated amortization (23) (14)
Net identifiable intangible assets $ 11 $ 24
Weighted-average useful lives (years) 2 years 2 years