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Debt and Credit Agreements Long-Term Debt (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Debt Instrument [Line Items] |  |
Long-term debt, gross | $ 2,871.3 | $ 2,909.3
Long-term debt, current maturities | 0.6 | 0.7
Long-term debt, excluding current maturities | 2,870.7 | 2,908.6
Deb instrument, unamortized debt issuance costs | 26.2 | 29.4
Long-term debt, fair value | 2,552.3 | 3,337.4
4.000% Notes Due 2022 |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 250.0 |
Interest rate, stated percentage | 4.00% |
3.750% Notes Due 2023 |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 500.0 |
Interest rate, stated percentage | 3.75% |
4.200% Notes Due 2024 (less unamortized discount and issuance costs of $0.1 and $0.5, respectively) |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 250.0 |
Long-term debt, gross | 249.7 | 249.4
Debt instrument, unamortized discount | 0.0 |
Deb instrument, unamortized debt issuance costs | $ 0.3 |
Debt instrument, maturity date | Apr. 15, 2024 |
Interest rate, stated percentage | 4.20% |
Debt instrument, interest rate, effective percentage | 4.24% |
4.650% Notes Due 2028 (less unamortized discount and issuance costs of $1.2 and $3.0, respectively) |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 500.0 |
Long-term debt, gross | 496.4 | 495.8
Debt instrument, unamortized discount | 1.0 |
Deb instrument, unamortized debt issuance costs | $ 2.6 |
Debt instrument, maturity date | Oct. 01, 2028 |
Interest rate, stated percentage | 4.65% |
Debt instrument, interest rate, effective percentage | 4.78% |
4.750% Note Due 2030 (less unamortized discount and issuance costs of $3.2 and $5.1, respectively) |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 650.0 |
Long-term debt, gross | 642.6 | 641.7
Debt instrument, unamortized discount | 2.9 |
Deb instrument, unamortized debt issuance costs | $ 4.5 |
Debt instrument, maturity date | Mar. 30, 2030 |
Interest rate, stated percentage | 4.75% |
Debt instrument, interest rate, effective percentage | 4.92% |
2.400% Note Due 2031 (less unamortized discount and issuance costs of $0.7 and $4.3, respectively) |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 500.0 |
Long-term debt, gross | 495.5 | 495.0
Debt instrument, unamortized discount | 0.7 |
Deb instrument, unamortized debt issuance costs | $ 3.8 |
Debt instrument, maturity date | Mar. 01, 2031 |
Interest rate, stated percentage | 2.40% |
Debt instrument, interest rate, effective percentage | 2.512% |
3.375% Note Due 2041 (less unamortized discount and issuance costs of $1.1 and $5.5, respectively) |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 500.0 |
Long-term debt, gross | 493.7 | 493.4
Debt instrument, unamortized discount | 1.0 |
Deb instrument, unamortized debt issuance costs | $ 5.3 |
Debt instrument, maturity date | Mar. 01, 2041 |
Interest rate, stated percentage | 3.375% |
Debt instrument, interest rate, effective percentage | 3.448% |
5.40% Notes Due 2048 (less unamortized discount and issuance costs of $2.7 and $5.0, respectively) |  |
Debt Instrument [Line Items] |  |
Senior Notes | $ 500.0 |
Long-term debt, gross | 492.6 | 492.3
Debt instrument, unamortized discount | 2.6 |
Deb instrument, unamortized debt issuance costs | $ 4.8 |
Debt instrument, maturity date | Oct. 01, 2048 |
Interest rate, stated percentage | 5.40% |
Debt instrument, interest rate, effective percentage | 5.48% |
Other notes payable and capitalized leases |  |
Debt Instrument [Line Items] |  |
Long-term debt, gross | $ 0.8 | $ 41.7

X
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
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