Defined Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2023

Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]

Schedule of Costs of Retirement Plans

The components of net periodic pension cost (income) are as follows (dollars in thousands):

	Three months ended March 31,
	2023		2022
Service costs	$	120	$	200
Interest costs	320		230
Expected return on plan assets	(530)		(410)
Settlement/curtailment loss	—		150
Amortization of net loss	30		140
Net periodic benefit cost (income)	$	(60)	$	310