Retirement and Benefit Plans - Plan Assumptions (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
For measuring benefit obligations at year end:
Discount rate	5.58%	5.04%	5.37%
For measuring net periodic benefit cost:
Discount rate	5.08%	5.50%	3.69%
Expected return on plan assets	5.09%	5.52%	3.91%