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Note 11 - Accumulated Other Comprehensive Income (Tables) | 9 Months Ended
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Sep. 30, 2017
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Three Months Ended September 30, 2017 |
|  | Unrealized Gains (Losses) on Available-for-Sale Securities |  |  | Employee Benefit Plans |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 1,302 |  |  | $ | (1,303 | ) |  | $ | (1 | )
Other comprehensive loss before reclassifications |  |  | (106 | ) |  |  | (1 | ) |  |  | (107 | )
Reclassified from AOCI |  |  | - |  |  |  | 41 |  |  |  | 41 |
Other comprehensive (loss) income, net |  |  | (106 | ) |  |  | 40 |  |  |  | (66 | )
Ending balance |  | $ | 1,196 |  |  | $ | (1,263 | ) |  | $ | (67 | )
|  | Three Months Ended September 30, 2016 |
|  | Unrealized Gains (Losses) on Available-for-Sale Securities |  |  | Employee Benefit Plans |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (1,706 | ) |  | $ | (1,311 | ) |  | $ | (3,017 | )
Other comprehensive income (loss) before reclassifications |  |  | 465 |  |  |  | (2 | ) |  |  | 463 |
Reclassified from AOCI |  |  | 2,881 |  |  |  | 43 |  |  |  | 2,924 |
Other comprehensive income, net |  |  | 3,346 |  |  |  | 41 |  |  |  | 3,387 |
Ending balance |  | $ | 1,640 |  |  | $ | (1,270 | ) |  | $ | 370 |
|  | Nine Months Ended September 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 |  |  | 1,329 |  |  |  | 83 |  |  |  | 1,412 |
Reclassified from AOCI |  |  | 411 |  |  |  | 121 |  |  |  | 532 |
Other comprehensive income, net |  |  | 1,740 |  |  |  | 204 |  |  |  | 1,944 |
Ending balance |  | $ | 1,196 |  |  | $ | (1,263 | ) |  | $ | (67 | )
|  | Nine Months Ended September 30, 2016 |
|  | Unrealized Gains (Losses) on Available-for-Sale Securities |  |  | Employee Benefit Plans |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (3,885 | ) |  | $ | (1,362 | ) |  | $ | (5,247 | )
Other comprehensive income (loss) before reclassifications |  |  | 2,588 |  |  |  | (36 | ) |  |  | 2,552 |
Reclassified from AOCI |  |  | 2,937 |  |  |  | 128 |  |  |  | 3,065 |
Other comprehensive income, net |  |  | 5,525 |  |  |  | 92 |  |  |  | 5,617 |
Ending balance |  | $ | 1,640 |  |  | $ | (1,270 | ) |  | $ | 370 |
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |  |  |  |  |
|  | September 30, |  |  | September 30, |  |  | Income Statement |
(Amounts in thousands) |  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |  |  | Line Item Affected |
Available-for-sale securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss (gain) recognized |  | $ | - |  |  | $ | (25 | ) |  | $ | 657 |  |  | $ | 53 |  |  | Net gain (loss) on sale of securities |
Credit-related OTTI recognized |  |  | - |  |  |  | 4,635 |  |  |  | - |  |  |  | 4,646 |  |  | Net impairment losses recognized in earnings |
Reclassified out of AOCI, before tax |  |  | - |  |  |  | 4,610 |  |  |  | 657 |  |  |  | 4,699 |  |  | Income before income taxes |
Income tax expense |  |  | - |  |  |  | 1,729 |  |  |  | 246 |  |  |  | 1,762 |  |  | Income tax expense |
Reclassified out of AOCI, net of tax |  |  | - |  |  |  | 2,881 |  |  |  | 411 |  |  |  | 2,937 |  |  | Net income |
Employee benefit plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of prior service cost |  |  | 57 |  |  |  | 57 |  |  |  | 171 |  |  |  | 170 |  |  | (1) |
Amortization of net actuarial benefit cost |  |  | 8 |  |  |  | 12 |  |  |  | 23 |  |  |  | 35 |  |  | (1) |
Reclassified out of AOCI, before tax |  |  | 65 |  |  |  | 69 |  |  |  | 194 |  |  |  | 205 |  |  | Income before income taxes |
Income tax expense |  |  | 24 |  |  |  | 26 |  |  |  | 73 |  |  |  | 77 |  |  | Income tax expense |
Reclassified out of AOCI, net of tax |  |  | 41 |  |  |  | 43 |  |  |  | 121 |  |  |  | 128 |  |  | Net income |
Total reclassified out of AOCI, net of tax |  | $ | 41 |  |  | $ | 2,924 |  |  | $ | 532 |  |  | $ | 3,065 |  |  | Net income |

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