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Business Segment and Geographic Information (Narrative) (Details) - Division
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Segment Reporting Information [Line Items]      
Number of business segments 2    
Property, Plant and Equipment [Member] | Geographic Concentration Risk | UNITED STATES      
Segment Reporting Information [Line Items]      
Concentration Risk, Percentage 59.00% 54.00%  
Revenue Benchmark [Member] | Geographic Concentration Risk | UNITED STATES      
Segment Reporting Information [Line Items]      
Concentration Risk, Percentage 44.00% 45.00% 40.00%