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Business Segments (Long-Lived Assets) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Segment Reporting [Abstract]      
Domestic $ 45,061 $ 40,062 $ 19,078
Foreign 2,856 2,006 1,033
Total Long-lived Assets $ 47,917 $ 42,068 $ 20,111