Pension and Other Benefit Programs (Schedule of Assumptions Used) (Details)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
U.S. Defined-Benefit Retiree Health And Life Insurance Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation discount rate	4.96%	5.12%
Net periodic benefit cost discount rate	5.13%	2.73%
U S Defined Benefit Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation discount rate	5.01%	5.21%
Benefit obligation rate of compensation increase	3.33%	3.33%
Net periodic benefit cost discount rate	5.21%	2.97%
Net periodic benefit cost expected return on plan assets	6.50%	3.75%
Net periodic benefit cost rate of compensation increase	3.33%	3.05%