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Note 7 - Defined Benefit Plan (Tables)

3 Months Ended

Mar. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Pension Benefits
	Three Months Ended March 31,
	2015			2014
Service cost	$	155		$	131
Interest cost		167			166
Expected return on plan assets		(292	)		(278	)
Amortization of prior service cost		(27	)		(27	)
Recognized net actuarial loss		104			65
Net periodic benefit cost	$	107		$	57

- Definition

Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans.

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