Note 12 - Defined Benefit Plan (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

Schedule of Net Benefit Costs [Table Text Block]

	Three months ended				Nine months ended
	September 30,				September 30,
	2018		2017		2018		2017
(In thousands)
Components of net periodic benefit cost
Interest cost (1)	$	19	$	18	$	59	$	54
Service cost		-		-		-		-
Expected return on plan assets		-		-		-		-
Amortization of prior service cost		-		-		-		-
Amortization of net losses (1)		18		16		54		49
Net periodic benefit cost	$	37	$	34	$	113	$	103