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Share-Based Compensation Plans (Narrative) (Details) - Restricted Stock Awards [Member]
$ in Millions
9 Months Ended
Sep. 30, 2023
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage upon achievement of targets 50.00%
Unrecognized compensation expense $ 4.5
Expected recognition expense period, weighted average period in years 1 year 11 months 15 days