Benefit Plans - Defined Benefit Plans - Components of Pension Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Supplemental Retirement Plan
Components of net periodic benefit cost:
Service cost	$ 192	$ 347
Interest cost	1,296	865
Amortization of net actuarial loss	52	455
Net periodic benefit cost	1,540	1,667
Amount recognized in other comprehensive income	(521)	5,297
Split-Dollar Life Insurance Benefit Plan
Components of net periodic benefit cost:
Amortization of prior transition obligation and actuarial losses	(191)	(41)
Interest cost	365	246
Net periodic benefit cost	174	205
Amount recognized in other comprehensive income	$ 283	$ 2,389