Retirement Plans Retirement Plans Level 4 (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Recognized net actuarial (gains) losses	$ 654	$ (3,254)	$ (353)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	1,451	(2,719)	129
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined Benefit Plan, Benefit Obligation	15,906	22,381
Defined Benefit Plan, Actuarial Net (Gains) Losses	654	(3,254)
Defined Benefit Plan, Benefit Obligation, Benefits Paid	1,994	3,756
Defined Benefit Plan, Benefit Obligation	15,363	15,906	22,381
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Defined Benefit Plan, Plan Assets, Amount	0	0
Defined Benefit Plan, Plan Assets, Contributions by Employer	1,994	3,756
Defined Benefit Plan, Plan Assets, Amount	0	0	$ 0
Defined Benefit Plan, Funded (Unfunded) Status of Plan	(15,363)	(15,906)
Defined Benefit Plan, Accumulated Benefit Obligation	15,363	15,906
Liability, Defined Benefit Pension Plan, Current	(1,824)	(2,236)
Liability, Defined Benefit Pension Plan, Noncurrent	(13,539)	(13,670)
Liability, Defined Benefit Pension Plan	(15,363)	(15,906)
Defined Benefit Plan, Estimated Future Retirement Benefits Covered by Insurance Contract, Amount	30,500	49,800
Cash Surrender Value of Life Insurance, Retirement Plans	$ 22,700	$ 40,700
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	4.94%	5.34%	2.52%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	5.34%	2.52%	2.42%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase	50.00%
Year One	$ 1,695
Year Two	1,603
Year Three	1,562
Year Four	1,492
Year Five	1,417
Defined Benefit Plan Expected Benefit Payments	13,737
Years 2029 through 2033	5,968
Defined Contribution Plan, Cost	52,800	$ 49,600	$ 46,000
Defined Benefit Plan, Plan Assets, Benefits Paid	$ 1,994	3,756
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	50.00%
Interest cost on projected benefit obligation	$ 797	$ 535	$ 482