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Note 11 - Accumulated Other Comprehensive Income (Tables) | 3 Months Ended
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Mar. 31, 2017
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Three Months Ended March 31, 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 |  |  | 407 |  |  |  | 83 |  |  |  | 490 |
Reclassified from AOCI |  |  | - |  |  |  | 40 |  |  |  | 40 |
Other comprehensive income, net |  |  | 407 |  |  |  | 123 |  |  |  | 530 |
Ending balance |  | $ | (137 | ) |  | $ | (1,344 | ) |  | $ | (1,481 | )
|  | Three Months Ended March 31, 2016 |
|  | Unrealized Gains (Losses) on Available- for-Sale Securities |  |  | Employee Benefit Plan |  |  | Total |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (3,885 | ) |  | $ | (1,362 | ) |  | $ | (5,247 | )
Other comprehensive loss before reclassifications |  |  | (451 | ) |  |  | (78 | ) |  |  | (529 | )
Reclassified from AOCI |  |  | (1 | ) |  |  | 44 |  |  |  | 43 |
Other comprehensive loss, net |  |  | (452 | ) |  |  | (34 | ) |  |  | (486 | )
Ending balance |  | $ | (4,337 | ) |  | $ | (1,396 | ) |  | $ | (5,733 | )
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] |
|  | Three Months Ended |  |  |  |
|  | March 31, |  |  | Income Statement |
(Amounts in thousands) |  | 2017 |  |  | 2016 |  |  | Line Item Affected |
Available-for-sale securities |  |  |  |  |  |  |  |  |  |  |
Gains recognized |  | $ | - |  |  | $ | (1 | ) |  | Net gain (loss) on sale of securities |
Credit-related OTTI recognized |  |  | - |  |  |  | - |  |  | Net impairment losses recognized in earnings |
Reclassified out of AOCI, before tax |  |  | - |  |  |  | (1 | ) |  | Income before income taxes |
Income tax expense |  |  | - |  |  |  | (0 | ) |  | Income tax expense |
Reclassified out of AOCI, net of tax |  |  | - |  |  |  | (1 | ) |  | Net income |
Employee benefit plans |  |  |  |  |  |  |  |  |  |  |
Amortization of prior service cost |  |  | 57 |  |  |  | 57 |  |  | (1) |
Amortization of net actuarial benefit cost |  |  | 7 |  |  |  | 14 |  |  | (1) |
Reclassified out of AOCI, before tax |  |  | 64 |  |  |  | 71 |  |  | Income before income taxes |
Income tax expense |  |  | 24 |  |  |  | 27 |  |  | Income tax expense |
Reclassified out of AOCI, net of tax |  |  | 40 |  |  |  | 44 |  |  | Net income |
Total reclassified out of AOCI, net of tax |  | $ | 40 |  |  | $ | 43 |  |  | Net income |

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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