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Parent Company Only Financial Information (Condensed Statement of Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Other Comprehensive Income (Loss), Net of Tax $ 3,404 $ 3,980  
Parent Company [Member]      
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax 133 258  
Taxes (53) (103)  
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax 80 155  
Other Comprehensive Income (Loss), before Tax 133   $ 258
Other Comprehensive Income (Loss), Tax (53)   (103)
Other Comprehensive Income (Loss), Net of Tax $ 80 $ 155 $ 155