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Note 13 - 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] |
|  | Unrealized Gains and (Losses) on Available for Sale Securities |  | Defined Benefit Pension Items |  | Total
March 31, 2017 |  | (In thousands)
Beginning balance, net of tax |  | $ | (3,859 | ) |  | $ | (4,503 | ) |  | $ | (8,362 | )
Other comprehensive income before reclassifications, net of tax |  |  | 1,148 |  |  |  | - |  |  | $ | 1,148 |
Amounts reclassified from accumulated other comprehensive income, net of tax |  |  | - |  |  |  | 80 |  |  |  | 80 |
Net current period other comprehensive income, net of tax |  |  | 1,148 |  |  |  | 80 |  |  |  | 1,228 |
Ending balance, net of tax |  | $ | (2,711 | ) |  | $ | (4,423 | ) |  | $ | (7,134 | )
|  | Unrealized Gains and (Losses) on Available for Sale Securities |  | Defined Benefit Pension Items |  | Total
|  | (In thousands)
March 31, 2016 |  |  |  |  |  |
Beginning balance, net of tax |  | $ | (521 | ) |  | $ | (5,041 | ) |  | $ | (5,562 | )
Other comprehensive income before reclassifications, net of tax |  |  | 6,770 |  |  |  | - |  |  | $ | 6,770 |
Amounts reclassified from accumulated other comprehensive income, net of tax |  |  | - |  |  |  | 103 |  |  |  | 103 |
Net current period other comprehensive income, net of tax |  |  | 6,770 |  |  |  | 103 |  |  |  | 6,873 |
Ending balance, net of tax |  | $ | 6,249 |  |  | $ | (4,938 | ) |  | $ | 1,311 |
Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] |
For the three months ended March 31, 2017
Details about Accumulated Other Comprehensive Income Components |  | Amounts Reclassified from Accumulated Other Comprehensive Income |  | Affected Line Item in the Statement Where Net Income is Presented
|  | (In thousands) |  |
Amortization of defined benefit pension items: |  |  |  |  |  |
Actuarial losses |  | $ | (151 | ) (1) |  | Other operating expense
Prior service credits |  |  | 11 | (1) |  | Other operating expense
|  |  | (140 | ) |  | Total before tax
|  |  | 60 |  |  | Tax benefit
|  | $ | (80 | ) |  | Net of tax
For the three months ended March 31, 2016
Details about Accumulated Other Comprehensive Income Components |  | Amounts Reclassified from Accumulated Other Comprehensive Income |  | Affected Line Item in the Statement Where Net Income is Presented
|  | (In thousands) |  |
Amortization of defined benefit pension items: |  |  |  |  |  |
Actuarial losses |  | $ | (192 | ) (1) |  | Other operating expense
Prior service credits |  |  | 11 | (1) |  | Other operating expense
|  |  | (181 | ) |  | Total before tax
|  |  | 78 |  |  | Tax benefit
|  | $ | (103 | ) |  | Net of tax

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- Definition Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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