Note 3 - Periodic Pension Expense (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

Schedule of Net Benefit Costs [Table Text Block]

	Three Months						Six Months
	Ended June 30,						Ended June 30,
	2017			2016			2017			2016
Service cost - benefits earned during the period	$	16,000		$	14,000		$	32,000		$	28,000
Interest cost on projected benefit obligation		242,000			247,000			483,000			494,000
Expected return on plan assets		(305,000	)		(297,000	)		(609,000	)		(594,000	)
Recognized actuarial loss		270,000			258,000			547,000			523,000
Settlement loss		277,000			52,000			277,000			307,000
Net periodic pension cost	$	500,000		$	274,000		$	730,000		$	758,000