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Stock-Based Compensation Plans (Schedule Of Future Share-Based Compensation Cost) (Details) $ in Millions | Dec. 31, 2019 USD ($)
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2020 | $ 4.7
2021 | 1.8
2022 | 1.0
2023 | 0.7
2024 | 0.5
Thereafter | 0.5
Total | 9.2
Restricted Stock Units (RSUs) [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2020 | 2.8
2021 | 0.6
2022 | 0.1
2023 | 0.0
2024 | 0.0
Thereafter | 0.0
Total | 3.5
Restricted Stock [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2020 | 1.9
2021 | 1.2
2022 | 0.9
2023 | 0.7
2024 | 0.5
Thereafter | 0.5
Total | $ 5.7

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