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Securities - Schedule of Information Pertaining to Securities with Gross Unrealized Losses (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
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Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | $ 102,770 | $ 128,099
Less than 12 Months, Unrealized Losses | (498) | (1,527)
12 Months or More, Fair Value | 58,540 | 7,946
12 Months or More, Unrealized Losses | (938) | (159)
Total, Fair Value | 161,310 | 136,045
Total, Unrealized Losses | (1,436) | (1,686)
U.S. Government Agency Obligations |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | 47,605 | 95,362
Less than 12 Months, Unrealized Losses | (166) | (643)
12 Months or More, Fair Value | 40,053 |
12 Months or More, Unrealized Losses | (551) |
Total, Fair Value | 87,658 | 95,362
Total, Unrealized Losses | (717) | (643)
Mortgage-backed Securities, Residential |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | 10,349 | 6,594
Less than 12 Months, Unrealized Losses | (21) | (173)
12 Months or More, Fair Value | 6,200 |
12 Months or More, Unrealized Losses | (159) |
Total, Fair Value | 16,549 | 6,594
Total, Unrealized Losses | (180) | (173)
U.S. Treasury notes |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | 1,934 |
Less than 12 Months, Unrealized Losses | (6) |
Total, Fair Value | 1,934 |
Total, Unrealized Losses | (6) |
Asset Backed Securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | 4,898 |
Less than 12 Months, Unrealized Losses | (85) |
12 Months or More, Fair Value |  | 7,946
12 Months or More, Unrealized Losses |  | (159)
Total, Fair Value | 4,898 | 7,946
Total, Unrealized Losses | (85) | (159)
State and Municipal |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | 32,257 | 25,771
Less than 12 Months, Unrealized Losses | (216) | (708)
12 Months or More, Fair Value | 12,138 |
12 Months or More, Unrealized Losses | (227) |
Total, Fair Value | 44,395 | 25,771
Total, Unrealized Losses | (443) | (708)
Corporate Bonds |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | 4,073 | 372
Less than 12 Months, Unrealized Losses | (2) | (3)
12 Months or More, Fair Value | 149 |
12 Months or More, Unrealized Losses | (1) |
Total, Fair Value | 4,222 | 372
Total, Unrealized Losses | (3) | (3)
SBA Pooled Securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Less than 12 Months, Fair Value | 1,654 |
Less than 12 Months, Unrealized Losses | (2) |
Total, Fair Value | 1,654 |
Total, Unrealized Losses | (2) |
CLO Securities |  |
Held to maturity securities: |  |
Less than 12 Months, Fair Value | 1,835 | 3,323
Less than 12 Months, Unrealized Losses | (28) | (58)
12 Months or More, Fair Value | 5,692 |
12 Months or More, Unrealized Losses | (1,002) |
Total, Fair Value | 7,527 | 3,323
Total, Unrealized Losses | $ (1,030) | $ (58)

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