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Stock-Based Compensation (Fair Value Of Grant On Date Of Grant Using The Black-Scholes Options Pricing Model) (Details)
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Stock-Based Compensation [Abstract]    
Risk-free interest rate (in hundredths) 1.94% 1.19%
Expected dividend yield (in hundredths)
Expected volatility (in hundredths) 45.10% 45.61%
Expected lives (years) 6 years 3 months 18 days 6 years 3 months 18 days