Benefit Obligations (Schedule of Principle Weighted Average Assumptions Used to Determine Benefit Obligations and Benefit Cost) (Details)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate obligations	2.50%	2.10%
Rate of compensation increase	2.50%	2.50%
Discount rate NPBC	2.10%	2.80%	3.80%
Discount rate NPBC - service cost	1.10%	1.80%	2.50%
Discount rate NPBC - interest cost	1.40%	2.40%	3.50%
Expected return on plan assets	6.30%	6.50%	6.50%
Rate of compensation increase NPBC	2.50%	2.60%	2.80%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate	1.40%	2.10%	3.00%
Other Postretirement Benefits Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate obligations	2.50%	2.10%
Discount rate NPBC	2.10%	2.90%	3.80%
Discount rate NPBC - service cost	1.90%	2.70%	3.40%
Discount rate NPBC - interest cost	1.50%	2.60%	3.50%
UNITED STATES
Defined Benefit Plan Disclosure [Line Items]
Expected return on plan assets	6.50%	6.70%	6.70%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate	1.40%	2.10%	3.00%
UNITED STATES | Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate obligations	2.80%	2.40%
Discount rate NPBC	2.40%	3.20%	4.20%
Discount rate NPBC - service cost		1.90%	3.10%
Discount rate NPBC - interest cost	1.70%	2.80%	3.90%
UNITED STATES | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate obligations	2.70%	2.20%
Discount rate NPBC	2.20%	3.10%	4.10%
Discount rate NPBC - service cost		3.80%	4.60%
Discount rate NPBC - interest cost	1.50%	2.60%	3.80%
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Rate of compensation increase	2.50%	2.50%
Expected return on plan assets	4.80%	5.10%	5.60%
Rate of compensation increase NPBC	2.50%	2.60%	2.80%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate	1.00%
Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate obligations	1.40%	1.00%
Discount rate NPBC	1.00%	1.40%	2.10%
Discount rate NPBC - service cost	1.10%	1.80%	2.50%
Discount rate NPBC - interest cost	0.70%	1.10%	1.80%
Foreign Plan [Member] | Other Postretirement Benefits Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate obligations	2.40%	1.90%
Discount rate NPBC	1.90%	2.70%	3.40%
Discount rate NPBC - service cost	1.90%	2.70%	3.40%
Discount rate NPBC - interest cost	1.50%	2.50%	3.20%