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Note 6 - Defined Benefit Plan | 3 Months Ended
--- | ---
Mar. 31, 2017
Notes to Financial Statements |
Pension and Other Postretirement Benefits Disclosure [Text Block] | Note 6 : Defined Benefit Plan Components of Net Periodic Benefit Cost
|  | Pension Benefits |
|  | Three Months Ended March 31, |
|  | 20 17 |  |  | 20 16 |
Service cost |  | $ | 173 |  |  | $ | 174 |
Interest cost |  |  | 186 |  |  |  | 189 |
Expected return on plan assets |  |  | (274 | ) |  |  | (272 | )
Amortization of prior service cost |  |  | (27 | ) |  |  | (27 | )
Recognized net actuarial loss |  |  | 135 |  |  |  | 143 |
Net periodic benefit c ost |  | $ | 193 |  |  | $ | 207 |
201 7 Plan Year Employer Contribution For the three months ended March 31, 2017, the Company contributed $507 to the Plan for the 2016 plan year .

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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
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