Annual report pursuant to Section 13 and 15(d)

Property and Equipment Narrative (Details)

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Property and Equipment Narrative (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Property, Plant and Equipment [Abstract]      
depreciation related to property and equipment $ 1,628 $ 2,382 $ 2,313