Employee Benefit Plans

9 Months Ended

Sep. 30, 2022

Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]

Employee Benefit Plans

Employee Benefit Plans

The components of net periodic benefit cost (income) related to our employee benefit plans are as follows (in thousands):

	Three Months Ended September 30,
	Retirement Plan				Acquired Retirement Plan				Restoration Plan
	2022		2021		2022		2021		2022		2021
Interest cost	$	685	$	642	$	25	$	23	$	144	$	130
Expected return on assets	(1,461)		(1,355)		(58)		(53)		—		—
Net loss amortization	160		251		—		1		64		64
Net periodic benefit cost (income)	$	(616)	$	(462)	$	(33)	$	(29)	$	208	$	194

	Nine Months Ended September 30,
	Defined Benefit Pension Plan				Defined Benefit Pension Plan Acquired				Restoration Plan
	2022		2021		2022		2021		2022		2021
Interest cost	$	2,056	$	1,927	$	76	$	69	$	433	$	390
Expected return on assets	(4,384)		(4,065)		(174)		(158)		—		—
Net loss amortization	480		752		—		4		191		192
Net periodic benefit cost (income)	$	(1,848)	$	(1,386)	$	(98)	$	(85)	$	624	$	582

At June 30, 2021, we updated our expected long-term rate of return on plan assets for the Retirement Plan and the Acquired Retirement Plan from 6.50% to 6.125%. This assumption is reviewed, at a minimum, on an annual basis.

The noncash adjustment to the employee benefit plan liabilities, consisting of changes in net loss, was $671,000 and $948,000 for the nine months ended September 30, 2022 and 2021, respectively.