Securities (Schedule of Unrealized Loss on Investments, AFS) (Details) - Asset-backed Securities, Issued by US Government Sponsored Enterprises [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Less than 12 months, fair value $ 4,658 $ 294
More than 12 months, fair value 17,344 26,856
Fair value 22,002 27,150
Less than 12 months, unrealized loss 28  
More than 12 months, unrealized loss 529 830
Unrealized loss $ 557 $ 830