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Accumulated Other Comprehensive Loss (Schedule of Reclassifications from Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Mar. 31, 2019 | Jun. 30, 2018 | Mar. 31, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |
Net gains/(losses) - other | $ 30 |  | $ 147 |  | $ 44 | $ 181
Tax (expense) benefit | (790) |  | (840) |  | (1,667) | (1,488)
Net income | 2,602 | $ 3,151 | 3,016 | $ 2,506 | 5,753 | 5,522
Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |
Gain on calls |  |  | 145 |  |  | 145
Net income | (239) |  | (152) |  | (479) | (412)
Investment securities- with OTTI AFS [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 | 50 |  | 52 |  | 99 | 107
Tax (expense) benefit | (13) |  | (53) |  | (26) | (68)
Net income | 37 |  | 144 |  | 73 | 184
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 | 6 |  | (10) |  |  | (19)
Tax (expense) benefit | (2) |  | 3 |  |  | 5
Net income | 4 |  | (7) |  |  | (14)
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 | (86) |  | (52) |  | (161) | (114)
Tax (expense) benefit | 23 |  | 14 |  | 43 | 31
Net income | (63) |  | (38) |  | (118) | (83)
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 |  | 81 |  | 146 | 163
Net income | (196) |  | (221) |  | (392) | (441)
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) |  | (538) | (600)
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) |  |  | (4)
SERP [Member] | Reclassification out of Accumulated Other Comprehensive Loss [Member] |  |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |  |  |
Tax (expense) benefit | 8 |  | 11 |  | 15 | 22
Net income | (21) |  | (30) |  | (42) | (58)
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) |  | $ (41) |  | (58) | (81)
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

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