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Note 12 - Accumulated Other Comprehensive Income (Loss) (Tables) | 6 Months Ended
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Jun. 30, 2018
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Three Months Ended June 30, 2018 |
|  | Unrealized Gains (Losses) on Available-for-Sale Securities |  |  | Employee Benefit Plans |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (722 | ) |  | $ | (1,759 | ) |  | $ | (2,481 | )
Other comprehensive (loss) income before reclassifications |  |  | (233 | ) |  |  | 73 |  |  |  | (160 | )
Reclassified from AOCI |  |  | - |  |  |  | 56 |  |  |  | 56 |
Other comprehensive (loss) income, net |  |  | (233 | ) |  |  | 129 |  |  |  | (104 | )
Ending balance |  | $ | (955 | ) |  | $ | (1,630 | ) |  | $ | (2,585 | )
|  | Three Months Ended June 30, 2017 |
|  | Unrealized Gains (Losses) on Available-for-Sale Securities |  |  | Employee Benefit Plans |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (137 | ) |  | $ | (1,344 | ) |  | $ | (1,481 | )
Other comprehensive income before reclassifications |  |  | 1,028 |  |  |  | - |  |  |  | 1,028 |
Reclassified from AOCI |  |  | 411 |  |  |  | 41 |  |  |  | 452 |
Other comprehensive income, net |  |  | 1,439 |  |  |  | 41 |  |  |  | 1,480 |
Ending balance |  | $ | 1,302 |  |  | $ | (1,303 | ) |  | $ | (1 | )
|  | Six Months Ended June 30, 2018 |
|  | Unrealized Gains (Losses) on Available-for-Sale Securities |  |  | Employee Benefit Plans |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 975 |  |  | $ | (1,815 | ) |  | $ | (840 | )
Other comprehensive (loss) income before reclassifications |  |  | (1,930 | ) |  |  | 73 |  |  |  | (1,857 | )
Reclassified from AOCI |  |  | - |  |  |  | 112 |  |  |  | 112 |
Other comprehensive (loss) income, net |  |  | (1,930 | ) |  |  | 185 |  |  |  | (1,745 | )
Ending balance |  | $ | (955 | ) |  | $ | (1,630 | ) |  | $ | (2,585 | )
|  | Six Months Ended June 30, 2017 |
|  | Unrealized Gains (Losses) on Available-for-Sale Securities |  |  | Employee Benefit Plans |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (544 | ) |  | $ | (1,467 | ) |  | $ | (2,011 | )
Other comprehensive income before reclassifications |  |  | 1,435 |  |  |  | 83 |  |  |  | 1,518 |
Reclassified from AOCI |  |  | 411 |  |  |  | 81 |  |  |  | 492 |
Other comprehensive income, net |  |  | 1,846 |  |  |  | 164 |  |  |  | 2,010 |
Ending balance |  | $ | 1,302 |  |  | $ | (1,303 | ) |  | $ | (1 | )
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |  |
|  | June 30, |  |  | June 30, |  | Income Statement
(Amounts in thousands) |  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |  | Line Item Affected
Available-for-sale securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss recognized |  | $ | - |  |  | $ | 657 |  |  | $ | - |  |  | $ | 657 |  | Net loss on sale of securities
Reclassified out of AOCI, before tax |  |  | - |  |  |  | 657 |  |  |  | - |  |  |  | 657 |  | Income before income taxes
Income tax expense |  |  | - |  |  |  | 246 |  |  |  | - |  |  |  | 246 |  | Income tax expense
Reclassified out of AOCI, net of tax |  |  | - |  |  |  | 411 |  |  |  | - |  |  |  | 411 |  | Net income
Employee benefit plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of prior service cost |  | $ | 55 |  |  | $ | 57 |  |  | $ | 114 |  |  | $ | 114 |  | (1)
Amortization of net actuarial benefit cost |  |  | 16 |  |  |  | 8 |  |  |  | 28 |  |  |  | 15 |  | (1)
Reclassified out of AOCI, before tax |  |  | 71 |  |  |  | 65 |  |  |  | 142 |  |  |  | 129 |  | Income before income taxes
Income tax expense |  |  | 15 |  |  |  | 24 |  |  |  | 30 |  |  |  | 48 |  | Income tax expense
Reclassified out of AOCI, net of tax |  |  | 56 |  |  |  | 41 |  |  |  | 112 |  |  |  | 81 |  | Net income
Total reclassified out of AOCI, net of tax |  | $ | 56 |  |  | $ | 452 |  |  | $ | 112 |  |  | $ | 492 |  | Net income

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669686-108580 + Details
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