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Securities (Unrealized Losses Held-to-Maturity) (Details) - USD ($) $ in Thousands | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Fair Value |  |
Less than 12 months | $ 8,694 | $ 22,134
12 months or longer | 3,099 | 0
Total | 11,793 | 22,134
Unrealized Losses |  |
Less than 12 months | 47 | 179
12 months or longer | 36 | 0
Total | 83 | 179
U.S. Government agency obligations - government-sponsored enterprises |  |
Fair Value |  |
Less than 12 months | 1,000 | 1,000
12 months or longer | 0 | 0
Total | 1,000 | 1,000
Unrealized Losses |  |
Less than 12 months | 5 | 5
12 months or longer | 0 | 0
Total | 5 | 5
Municipal obligations |  |
Fair Value |  |
Less than 12 months | 1,257 | 9,472
12 months or longer | 261 | 0
Total | 1,518 | 9,472
Unrealized Losses |  |
Less than 12 months | 8 | 78
12 months or longer | 5 | 0
Total | 13 | 78
Collateralized mortgage obligations - government issued |  |
Fair Value |  |
Less than 12 months | 4,177 | 6,980
12 months or longer | 796 | 0
Total | 4,973 | 6,980
Unrealized Losses |  |
Less than 12 months | 15 | 38
12 months or longer | 12 | 0
Total | 27 | 38
Collateralized mortgage obligations - government-sponsored enterprises |  |
Fair Value |  |
Less than 12 months | 2,260 | 4,682
12 months or longer | 2,042 | 0
Total | 4,302 | 4,682
Unrealized Losses |  |
Less than 12 months | 19 | 58
12 months or longer | 19 | 0
Total | $ 38 | $ 58

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