Benefit Plans - Liability Under Executive Benefit Plans (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	$ 34,203	$ 31,711
Executive Benefit Plans | Supplemental Savings Incentive Plan and Director Deferral Plan
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	7,805	8,147
Noncurrent liabilities	82,458	74,976
Total liability	90,263	83,123
Executive Benefit Plans | Long-Term Retention Plan
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	219	173
Noncurrent liabilities	10,633	7,249
Total liability	10,852	7,422
Executive Benefit Plans | Officer Retention Plan
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	3,591	3,730
Noncurrent liabilities	35,663	35,959
Total liability	39,254	39,689
Executive Benefit Plans | Long-Term Performance Plan
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	9,104	7,738
Noncurrent liabilities	14,029	9,673
Total liability	$ 23,133	$ 17,411