Note 8 - Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Net Benefit Costs [Table Text Block]

	Three Months Ended						Nine Months Ended
(In thousands)	September 30, 2020			September 30, 2019			September 30, 2020			September 30, 2019
Pension Benefits:
Service cost	$	97		$	316		$	111		$	328
Interest cost		239			1,006			2,737			2,853
Expected return on plan assets		(114	)		(711	)		(2,208	)		(1,787	)
Administrative expenses		52			83			64			90
Settlement loss		79			(46	)		910			46
Amortization of net actuarial losses		5			—			(4	)		—
Net periodic pension cost	$	358		$	648		$	1,610		$	1,530