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v3.24.3

Long-term Debt (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Debt Instrument [Line Items] |  |
Long-term Debt, Gross | $ 2,919.8 | $ 3,167.6
Long-term Debt, Fair Value | 2,792.4 | 2,975.3
Long-term Debt, Current Maturities | 0.1 | 250.1
Long-term Debt, Excluding Current Maturities | $ 2,919.7 | 2,917.5
4.200% Notes Due 2024 (less unamortized discount and issuance costs of $0.0 and $0.2, respectively) |  |
Debt Instrument [Line Items] |  |
Effective Interest Rate | 4.24% |
4.650% Notes Due 2028 (less unamortized discount and issuance costs of $1.0 and $2.3, respectively) |  |
Debt Instrument [Line Items] |  |
Par Value | $ 500.0 |
Maturity Date | Oct. 01, 2028 |
Interest Rate Stated Percentage | 4.65% |
Effective Interest Rate | 4.78% |
Unamortized Discount | $ 0.7 |
Issuance Cost | 1.8 |
Long-term Debt, Gross | 497.5 | 497.0
4.750% Notes Due 2030 (less unamortized discount and issuance costs of $2.8 and $4.1, respectively) |  |
Debt Instrument [Line Items] |  |
Par Value | $ 650.0 |
Maturity Date | Mar. 30, 2030 |
Interest Rate Stated Percentage | 4.75% |
Effective Interest Rate | 4.92% |
Unamortized Discount | $ 2.3 |
Issuance Cost | 3.4 |
Long-term Debt, Gross | 644.3 | 643.6
2.400% Notes Due 2031 (less unamortized discount and issuance costs of $0.6 and $3.6, respectively) |  |
Debt Instrument [Line Items] |  |
Par Value | $ 500.0 |
Maturity Date | Mar. 01, 2031 |
Effective Interest Rate | 2.512% |
Unamortized Discount | $ 0.5 |
Issuance Cost | 3.0 |
Long-term Debt, Gross | 496.5 | 496.0
5.375% Notes Due 2033 (less unamortized discount and issuance costs of $3.7 and $3.3, respectively) |  |
Debt Instrument [Line Items] |  |
Par Value | $ 300.0 |
Maturity Date | Jun. 15, 2033 |
Interest Rate Stated Percentage | 5.375% |
Effective Interest Rate | 5.65% |
Unamortized Discount | $ 3.4 |
Issuance Cost | 2.8 |
Long-term Debt, Gross | $ 293.8 | 293.4
3.375% Notes Due 2041 (less unamortized discount and issuance costs of $1.0 and $5.1, respectively) |  |
Debt Instrument [Line Items] |  |
Maturity Date | Mar. 01, 2041 |
Effective Interest Rate | 3.448% |
Unamortized Discount | $ 1.0 |
Issuance Cost | 4.7 |
Long-term Debt, Gross | 494.3 | 494.1
5.400% Notes Due 2048 (less unamortized discount and issuance costs of $2.6 and $4.7, respectively) |  |
Debt Instrument [Line Items] |  |
Par Value | $ 500.0 |
Maturity Date | Oct. 01, 2048 |
Interest Rate Stated Percentage | 5.40% |
Effective Interest Rate | 5.48% |
Unamortized Discount | $ 2.5 |
Issuance Cost | 4.5 |
Long-term Debt, Gross | 493.0 | 492.8
Other notes payable and capitalized leases |  |
Debt Instrument [Line Items] |  |
Long-term Debt, Gross | $ 0.4 | 0.8
Unsecured Debt 2.400% Note [Member] |  |
Debt Instrument [Line Items] |  |
Interest Rate Stated Percentage | 2.40% |
Unsecured Debt 3.375% Note |  |
Debt Instrument [Line Items] |  |
Par Value | $ 500.0 |
Interest Rate Stated Percentage | 3.375% |
Unsecured Debt 4.200% Notes Remaining Principal |  |
Debt Instrument [Line Items] |  |
Par Value | $ 250.0 |
Interest Rate Stated Percentage | 4.20% |
Long-term Debt, Gross | $ 0.0 | $ 249.9

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