Note 9 - Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Schedule of Net Benefit Costs [Table Text Block]

(In Thousands)	Three Months Ended						Six Months Ended
	June 30, 2022			June 30, 2021			June 30, 2022			June 30, 2021
Pension Benefits:
Interest cost	$	579		$	543		$	1,157		$	1,086
Expected return on plan assets		(751	)		(544	)		(1,503	)		(1,087	)
Amortization of net actuarial losses		16			37			32			73
Net periodic pension cost (benefit)	$	(156	)	$	36		$	(314	)	$	72