Pension and Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2022

Retirement Benefits [Abstract]

Components of Pension and Employee Benefit Expenses

Retirement plan expense is based on valuations performed by plan actuaries as of the beginning of each fiscal year. The components of the expense consisted of the following:

	Three months ended September 30,						Nine months ended September 30,
(in thousands)	2022			2021			2022			2021
Pension plan:
Interest cost	$	219		$	194		$	658		$	582
Expected return on plan assets		(390	)		(378	)		(1,170	)		(1,133	)
Amortization of net actuarial loss		66			103			197			308
Net periodic benefit gain	$	(105	)	$	(81	)	$	(315	)	$	(243	)