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Commitments and Contingencies (Future Minimum Lease Payments) (Details) $ in Millions |  | 12 Months Ended
--- | --- | ---
Mar. 01, 2019 ft² | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Commitments and Contingencies Disclosure [Abstract] |  |  |  |
Finance Lease, Right-of-Use Asset, Amortization |  | $ 15.4 | $ 14.5 | $ 13.2
Finance Lease, Interest Expense |  | 2.7 | 1.7 | 0.7
Operating Lease, Cost |  | 83.3 | 74.1 | 67.7
Short-term Lease, Cost |  | 5.0 | 5.3 | 5.0
Variable Lease, Cost |  | 27.6 | 26.8 | 24.5
Lease, Cost |  | 134.0 | 122.4 | 111.1
Finance Lease, Right-of-Use Asset |  | 48.1 | 38.4 |
Right-of-use assets from operating leases |  | 327.2 | 213.6 |
Finance lease obligations |  | 14.9 | 12.1 |
Finance Lease, Liability, Noncurrent |  | 39.5 | 32.7 |
Current operating lease liabilities |  | 73.4 | 57.5 |
Long-term operating lease liabilities |  | $ 267.6 | $ 164.6 |
Finance Lease, Weighted Average Remaining Lease Term |  | 3 years 3 months 18 days | 3 years 4 months 24 days |
Operating Lease, Weighted Average Remaining Lease Term |  | 5 years 6 months | 5 years |
Finance Lease, Weighted Average Discount Rate, Percent |  | 4.73% | 4.30% |
Operating Lease, Weighted Average Discount Rate, Percent |  | 4.67% | 4.14% |
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] |  | Total property, plant and equipment, net | Total property, plant and equipment, net |
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] |  | Long-Term Debt and Lease Obligation, Current | Long-Term Debt and Lease Obligation, Current |
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] |  | Total long-term debt | Total long-term debt |
Operating Lease, Payments |  | $ 76.6 | $ 70.5 | 66.0
Finance Lease, Principal Payments |  | 17.3 | 15.8 | 13.6
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability |  | 26.1 | 21.3 | 14.4
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability |  | 177.1 | $ 56.4 | $ 98.8
Area of Leased Office Building | ft² | 192,000 |  |  |
Operating Leases |  |  |  |
2025 |  | 82.4 |  |
2026 |  | 75.6 |  |
2027 |  | 56.2 |  |
2028 |  | 46.4 |  |
2029 |  | 36.2 |  |
Thereafter |  | 93.1 |  |
Total minimum lease payments |  | 389.9 |  |
Less imputed interest |  | (48.9) |  |
Present value of minimum payments |  | 341.0 |  |
Finance Leases |  |  |  |
2025 |  | 16.5 |  |
2026 |  | 12.8 |  |
2027 |  | 8.7 |  |
2028 |  | 17.1 |  |
2029 |  | 1.8 |  |
Thereafter |  | 1.6 |  |
Total minimum lease payments |  | 58.5 |  |
Less imputed interest |  | (4.1) |  |
Present value of minimum payments |  | 54.4 |  |
Leases not yet commenced, amount |  | $ 28.7 |  |

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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479041/842-20-45-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of lessee's right to use underlying asset under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479041/842-20-45-1 + Details
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- Definition Weighted average discount rate for operating lease calculated at point in time. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for finance lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of short-term lease cost, excluding expense for lease with term of one month or less. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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