Accumulated Other Comprehensive Income Accumulated other comprehensive income (table) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated Other Comprehensive Income (Loss), Net of Tax $ (9,300) $ (8,670) $ (9,601)
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent (1,955) (2,483)  
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax (1,564) (1,552)  
Other Comprehensive Income (Loss), Net of Tax 160 (1,076)  
Reclassification out of Accumulated Other Comprehensive Income [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax (2,585)    
Accumulated Net Unrealized Investment Gain (Loss) [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax 1,332 1,552  
Other Comprehensive Income (Loss), Net of Tax $ (2,585) $ (1,552)