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Earnings Per Share (Excluded from Diluted Earnings Per Share Calculation) (Details) - shares
shares in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Earnings Per Share [Abstract]        
Weighted-average number of shares 0.3 0.0 0.3 0.0