Note 4 - Employee Benefit Plans

3 Months Ended

Mar. 31, 2023

Disclosure Text Block [Abstract]

Retirement Benefits [Text Block]

Note 4. Employee Benefit Plans

We sponsor three defined benefit pension plans covering substantially all U.S. employees. Net periodic pension cost for the plans consisted of the following for the three months ended March 31, 2023 and 2022 (in thousands):

	Three Months Ended March 31,
	2023			2022
Service cost	$	949		$	1,566
Interest cost		1,993			1,369
Expected return on plan assets		(3,107	)		(3,363	)
Amortization of prior service cost		125			128
Amortization of net loss		(47	)		512
Net periodic pension (benefit) cost	$	(87	)	$	212

For the three month periods ended March 31, 2023 and 2022, the service cost component of net periodic pension cost is included in the same line items of our condensed consolidated financial statements as other employee compensation costs. The net benefit related

to all other components of net periodic pension cost of $1.0 million and $1.4 million for the three month period ended March 31, 2023, and 2022, respectively, is included in other (expense) income on our condensed consolidated statements of operations and comprehensive (loss) income.