Retirement Plans (Tables)

3 Months Ended

Mar. 31, 2023

Retirement Benefits [Abstract]

Summary of Funding and Administrative Cost of Qualified Noncontributory Defined Benefit Retirement Plan and 401(k) Plan Charged to Salaries and Employee Benefits

Funding and administrative costs of the qualified noncontributory defined benefit retirement plan and 401(k) plan charged to pension and other employee benefits in the consolidated condensed statements of income for the three-month period ended March 31, 2023 and 2022 were as follows (in thousands):

	Three Months Ended  March 31,
	2023		2022
Qualified noncontributory defined benefit retirement plan	$	339	308
401(k) plan	200		180

Components of Net Periodic Pension Cost of Nonqualified Defined Benefit Retirement Plan

The components of net periodic pension cost of the nonqualified defined benefit retirement plan for the three months ended March 31, 2023 and 2022 are summarized as follows (in thousands):

	Three Months Ended  March 31,
	2023		2022
Interest cost	$	19	12
Amortization of unrecognized net loss	—		2
Net periodic pension cost	$	19	14

Amount Recognized in Accumulated Other Comprehensive Income, Net of Deferred Federal Income Taxes for Nonqualified Defined Retirement Plan

Amounts recognized in accumulated other comprehensive loss, net of tax, for the nonqualified defined benefit retirement plan for the three months ended March 31, 2023 and 2022 were as follows (in thousands):

	Three Months Ended  March 31,
	2023		2022
Net actuarial gain	$	—	(1)