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v3.24.0.1

Fair Value (Items Measured At Fair Value On A Recurring Basis) (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Cash equivalents: |  |
Derivative Asset, Statement of Financial Position [Extensible Enumeration] | Assets, Current, Sundry | Assets, Current, Sundry
Liabilities: |  |
Derivative Liability, Statement of Financial Position [Extensible Enumeration] | Liabilities, Noncurrent, Other Liabilities, Current | Liabilities, Noncurrent, Other Liabilities, Current
Recurring | Total |  |
Cash equivalents: |  |
Derivative assets | $ 6.2 | $ 2.9
Total assets | 204.1 | 174.7
Liabilities: |  |
Derivative liabilities | 3.5 | 5.9
Total liabilities | 55.9 | 49.9
Recurring | Total | Diversified investments associated with the ESU program |  |
Cash equivalents: |  |
Diversified investments associated with the ESU program | 50.4 | 42.8
Recurring | Total | Liabilities associated with the ESU program |  |
Liabilities: |  |
Liabilities associated with the ESU program | 52.4 | 44.0
Recurring | Level 1 |  |
Cash equivalents: |  |
Derivative assets | 0.0 | 0.0
Total assets | 50.4 | 42.8
Liabilities: |  |
Derivative liabilities | 0.0 | 0.0
Total liabilities | 52.4 | 44.0
Recurring | Level 1 | Diversified investments associated with the ESU program |  |
Cash equivalents: |  |
Diversified investments associated with the ESU program | 50.4 | 42.8
Recurring | Level 1 | Liabilities associated with the ESU program |  |
Liabilities: |  |
Liabilities associated with the ESU program | 52.4 | 44.0
Recurring | Level 2 |  |
Cash equivalents: |  |
Derivative assets | 6.2 | 2.9
Total assets | 153.7 | 131.9
Liabilities: |  |
Derivative liabilities | 3.5 | 5.9
Total liabilities | 3.5 | 5.9
Recurring | Level 2 | Diversified investments associated with the ESU program |  |
Cash equivalents: |  |
Diversified investments associated with the ESU program | 0.0 | 0.0
Recurring | Level 2 | Liabilities associated with the ESU program |  |
Liabilities: |  |
Liabilities associated with the ESU program | 0.0 | 0.0
Recurring | Level 3 |  |
Cash equivalents: |  |
Derivative assets | 0.0 | 0.0
Total assets | 0.0 | 0.0
Liabilities: |  |
Derivative liabilities | 0.0 | 0.0
Total liabilities | 0.0 | 0.0
Recurring | Level 3 | Diversified investments associated with the ESU program |  |
Cash equivalents: |  |
Diversified investments associated with the ESU program | 0.0 | 0.0
Recurring | Level 3 | Liabilities associated with the ESU program |  |
Liabilities: |  |
Liabilities associated with the ESU program | 0.0 | 0.0
Bank time deposits with original maturities of three months or less | Recurring | Total |  |
Cash equivalents: |  |
Bank time deposits with original maturities of three months or less | 147.5 | 129.0
Bank time deposits with original maturities of three months or less | Recurring | Level 1 |  |
Cash equivalents: |  |
Bank time deposits with original maturities of three months or less | 0.0 | 0.0
Bank time deposits with original maturities of three months or less | Recurring | Level 2 |  |
Cash equivalents: |  |
Bank time deposits with original maturities of three months or less | 147.5 | 129.0
Bank time deposits with original maturities of three months or less | Recurring | Level 3 |  |
Cash equivalents: |  |
Bank time deposits with original maturities of three months or less | $ 0.0 | $ 0.0

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