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Stock-Based Compensation Plans (Schedule Of Future Share-Based Compensation Cost) (Details) $ in Millions | Dec. 31, 2016 USD ($)
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2017 | $ 4.5
2018 | 3.2
2019 | 2.3
2020 | 1.8
2021 | 1.3
Thereafter | 2.6
Total | 15.7
Restricted Stock [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2017 | 2.0
2018 | 1.5
2019 | 1.2
2020 | 1.0
2021 | 0.9
Thereafter | 2.5
Total | 9.1
Restricted Stock Units (RSUs) [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
2017 | 2.5
2018 | 1.7
2019 | 1.1
2020 | 0.8
2021 | 0.4
Thereafter | 0.1
Total | $ 6.6

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