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Note 10 - Employee Benefit Plans (Tables) | 9 Months Ended
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Sep. 30, 2018
Notes Tables |
Schedule of Net Benefit Costs [Table Text Block] |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |  | Income Statement
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |  | Location
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | 61 |  |  | $ | 57 |  |  | $ | 184 |  |  | $ | 173 |  | Salaries and employee benefits
Interest cost |  |  | 90 |  |  |  | 93 |  |  |  | 269 |  |  |  | 279 |  | Other expense
Amortization of prior service cost |  |  | 57 |  |  |  | 57 |  |  |  | 171 |  |  |  | 171 |  | Other expense
Amortization of losses |  |  | 15 |  |  |  | 8 |  |  |  | 43 |  |  |  | 23 |  | Other expense
Net periodic cost |  | $ | 223 |  |  | $ | 215 |  |  | $ | 667 |  |  | $ | 646 |  |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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