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Stock-Based Compensation Plans (Narrative) (Details) - USD ($) $ in Millions |  | 3 Months Ended
--- | --- | ---
Feb. 17, 2023 | Mar. 31, 2024
Performance Based TSR [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares vesting period, years |  | 3 years
Cumulative compensation expense | $ 4.8 |
Performance Based EPS [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares vesting period, years |  | 3 years
Cumulative compensation expense | $ 4.2 |
Compensation/Incentive Committee [Member] | Performance Based TSR [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares of stock granted | 7,133 |
Compensation/Incentive Committee [Member] | Performance Based EPS [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares of stock granted | 7,133 |
Chief Financial Officer [Member] | Performance Based TSR [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Cumulative compensation expense |  | $ 5.3
Shares of stock granted |  | 6,424

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