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Earnings per Share (Narrative) (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Earnings Per Share [Abstract]        
Antidilutive securities excluded from computation of earnings per share, number of shares 2,266,000 2,175,000 1,989,000 1,738,000