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Securities (Details 4) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015
Securities with unrealized loss position |  |
Less than 12 Months, Fair Value | $ 111,405 | $ 64,788
Less than 12 Months, Unrealized Losses | (2,133) | (397)
12 Months or More, Fair Value | 429 | 5,440
12 Months or More, Unrealized Losses | (9) | (67)
Total, Fair Value | 111,834 | 70,228
Total, Unrealized Losses | (2,142) | (464)
U.S. Government and federal agency [Member] |  |
Securities with unrealized loss position |  |
Less than 12 Months, Fair Value | 46,283 | 38,567
Less than 12 Months, Unrealized Losses | (846) | (216)
12 Months or More, Fair Value |  | 986
12 Months or More, Unrealized Losses |  | (13)
Total, Fair Value | 46,283 | 39,553
Total, Unrealized Losses | (846) | (229)
U.S. Treasury notes and bonds [Member] |  |
Securities with unrealized loss position |  |
Less than 12 Months, Fair Value | 4,072 | 6,101
Less than 12 Months, Unrealized Losses | (39) | (33)
Total, Fair Value | 4,072 | 6,101
Total, Unrealized Losses | (39) | (33)
State and municipal [Member] |  |
Securities with unrealized loss position |  |
Less than 12 Months, Fair Value | 47,832 | 10,382
Less than 12 Months, Unrealized Losses | (944) | (69)
12 Months or More, Fair Value |  | 2,906
12 Months or More, Unrealized Losses |  | (40)
Total, Fair Value | 47,832 | 13,288
Total, Unrealized Losses | (944) | (109)
Mortgage-backed [Member] |  |
Securities with unrealized loss position |  |
Less than 12 Months, Fair Value | 5,980 | 4,459
Less than 12 Months, Unrealized Losses | (150) | (41)
12 Months or More, Fair Value | 251 | 382
12 Months or More, Unrealized Losses | (5) | (4)
Total, Fair Value | 6,231 | 4,841
Total, Unrealized Losses | (155) | (45)
Corporate [Member] |  |
Securities with unrealized loss position |  |
Less than 12 Months, Fair Value | 2,838 | 4,284
Less than 12 Months, Unrealized Losses | (40) | (33)
12 Months or More, Fair Value |  | 896
12 Months or More, Unrealized Losses |  | (6)
Total, Fair Value | 2,838 | 5,180
Total, Unrealized Losses | (40) | (39)
Foreign debt [Member] |  |
Securities with unrealized loss position |  |
Less than 12 Months, Fair Value | 4,400 | 995
Less than 12 Months, Unrealized Losses | (114) | (5)
Total, Fair Value | 4,400 | 995
Total, Unrealized Losses | (114) | (5)
Asset-backed securities [Member] |  |
Securities with unrealized loss position |  |
12 Months or More, Fair Value | 178 | 270
12 Months or More, Unrealized Losses | (4) | (4)
Total, Fair Value | 178 | 270
Total, Unrealized Losses | $ (4) | $ (4)

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