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Goodwill and Intangible Assets (Details) - Components of Intangible assets (USD $)
In Thousands, unless otherwise specified
9 Months Ended 9 Months Ended 9 Months Ended
Sep. 30, 2014
Dec. 31, 2013
Sep. 30, 2014
Trade Names [Member]
Minimum [Member]
Sep. 30, 2014
Trade Names [Member]
Maximum [Member]
Sep. 30, 2014
Trade Names [Member]
Dec. 31, 2013
Trade Names [Member]
Sep. 30, 2014
Patents [Member]
Minimum [Member]
Sep. 30, 2014
Patents [Member]
Maximum [Member]
Sep. 30, 2014
Patents [Member]
Dec. 31, 2013
Patents [Member]
Sep. 30, 2014
Customer Relationships [Member]
Minimum [Member]
Sep. 30, 2014
Customer Relationships [Member]
Maximum [Member]
Sep. 30, 2014
Customer Relationships [Member]
Dec. 31, 2013
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]                            
Useful Life     15 years 20 years     5 years 12 years     4 years 8 years    
Intangible assets, Gross $ 6,870 $ 7,106     $ 1,322 $ 1,352     $ 4,667 $ 4,814     $ 881 $ 940
Less accumulated amortization (3,988) (3,668)                        
Intangible assets, Net $ 2,882 $ 3,438