Employee Postretirement Benefits - Weighted-Average Assumptions Used to Determine Net Periodic Benefit Cost (Details)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Pension Benefits (Pension Plan)
Defined Benefit Plan Disclosure [Line Items]
Discount Rate	3.03%	2.78%	3.47%
Long-Term Rate of Return on Plan Assets	6.30%	6.51%	6.88%
Pension Benefits (Pension Plan) | Participants to Age 39
Defined Benefit Plan Disclosure [Line Items]
Long-Term Rate of Compensation Increase	4.50%	4.50%	4.50%
Pension Benefits (Pension Plan) | Participants Ages 40 to 49
Defined Benefit Plan Disclosure [Line Items]
Long-Term Rate of Compensation Increase	3.50%	3.50%	3.50%
Pension Benefits (Pension Plan) | Participants Age 50 and Older
Defined Benefit Plan Disclosure [Line Items]
Long-Term Rate of Compensation Increase	2.75%	2.75%	2.75%
Pension Benefits (ESSRP)
Defined Benefit Plan Disclosure [Line Items]
Discount Rate	2.93%	2.61%	3.36%
Long-Term Rate of Compensation Increase	3.00%	3.00%	3.50%
Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Discount Rate	3.01%	2.75%	3.43%