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Accumulated Other Comprehensive Loss (Schedule of Reclassifications from Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Net gains/(losses) - other | $ 40 |  |  | $ 9 |  |  | $ 84 | $ 190
Tax (expense) benefit | (938) |  |  | (739) |  |  | (2,605) | (2,227)
Net income | 4,493 | $ 2,602 | $ 3,151 | 2,763 | $ 3,016 | $ 2,506 | 10,246 | 8,285
Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Net income | (238) |  |  | (280) |  |  | (717) | (691)
Investment securities- with OTTI AFS [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Gain on calls |  |  |  |  |  |  |  | 145
Interest income (expense) on investment securities: taxable | 50 |  |  | 53 |  |  | 149 | 160
Tax (expense) benefit | (13) |  |  | (14) |  |  | (39) | (82)
Net income | 37 |  |  | 39 |  |  | 110 | 223
Investment Securities -All Other AFS [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Net gains/(losses) - other | 1 |  |  | (10) |  |  | 1 | (29)
Tax (expense) benefit |  |  |  | 3 |  |  |  | 8
Net income | 1 |  |  | (7) |  |  | 1 | (21)
Investment Securities HTM [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Interest income (expense) on investment securities: taxable | (82) |  |  | (86) |  |  | (243) | (200)
Tax (expense) benefit | 22 |  |  | 23 |  |  | 65 | 54
Net income | (60) |  |  | (63) |  |  | (178) | (146)
Pension Plan [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Tax (expense) benefit | 73 |  |  | 82 |  |  | 219 | 246
Net income | (196) |  |  | (220) |  |  | (588) | (660)
Pension Plan [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of unrecognized loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Salaries and employee benefits | (269) |  |  | (300) |  |  | (807) | (900)
Pension Plan [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of prior service costs [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Salaries and employee benefits |  |  |  | (2) |  |  |  | (6)
SERP [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Tax (expense) benefit | 8 |  |  | 10 |  |  | 23 | 32
Net income | (20) |  |  | (29) |  |  | (62) | (87)
SERP [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of unrecognized loss [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Salaries and employee benefits | (29) |  |  | (40) |  |  | (87) | (121)
SERP [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] | Amortization of prior service costs [Member] |  |  |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |  |  |
Salaries and employee benefits | $ 1 |  |  | $ 1 |  |  | $ 2 | $ 2

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