Retirement Plans, Asset Allocation for Pension Plan Table (Details) - RAP	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Total	100.00%	100.00%
Equity securities
Defined Benefit Plan Disclosure [Line Items]
Total	54.00%	53.00%
Fixed-income securities
Defined Benefit Plan Disclosure [Line Items]
Total	34.00%	35.00%
Group annuity contracts
Defined Benefit Plan Disclosure [Line Items]
Total	10.00%	10.00%
Other
Defined Benefit Plan Disclosure [Line Items]
Total	2.00%	2.00%