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Share-Based Compensation (Schedule Of Transactions Of Contingent Awards) (Details) - Performance Shares - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Nonvested, Other Than Options 1,798,151    
Nonvested, Weighted Average Grant Date Fair Value $ 23.78    
Granted, Other Than Options 566,086 973,885 528,729
Granted, Weighted Average Grant Date Fair Value $ 31.65    
Forfeited, Other Than Options (427,607)    
Forfeited, Weighted Average Grant Date Fair Value $ 24.34    
Vested, Other Than Options (430,890)    
Vested, Weighted Average Grant Date Fair Value $ 25.44    
Nonvested, Other Than Options 1,505,740 1,798,151  
Nonvested, Weighted Average Grant Date Fair Value $ 26.10 $ 23.78