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Debt, Schedule of Debt (Details) - USD ($) $ in Millions | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Debt |  |
Less deferred debt issuance costs | $ (11.8) | $ (12.9)
Total debt | 3,239.3 | 3,542.6
Less current portion | 749.9 | 1.1
Total long-term debt | 2,489.4 | 3,541.5
Total debt, Approximate Fair Value | 3,250.0 | 3,588.4
Less short-term debt, Approximate Fair Value | 749.0 | 1.1
Long-term debt, Approximate Fair Value | 2,501.0 | 3,587.3
Commercial Paper Program |  |
Debt |  |
Debt carrying amount, net of unamortized discount before deferred debt issuance costs | 869.6 | 1,175.4
Total debt, Approximate Fair Value | $ 869.6 | $ 1,175.4
2.55% Senior Notes due January 2019 |  |
Debt |  |
Stated interest rate (as a percent) | 2.55% | 2.55%
Debt carrying amount, net of unamortized discount before deferred debt issuance costs | $ 749.8 | $ 749.8
Total debt, Approximate Fair Value | $ 748.9 | $ 752.8
2.20% Senior Notes due April 2020 |  |
Debt |  |
Stated interest rate (as a percent) | 2.20% | 2.20%
Debt carrying amount, net of unamortized discount before deferred debt issuance costs | $ 399.8 | $ 399.8
Total debt, Approximate Fair Value | $ 395.0 | $ 398.0
3.125% Senior Notes due September 2021 |  |
Debt |  |
Stated interest rate (as a percent) | 3.125% | 3.125%
Debt carrying amount, net of unamortized discount before deferred debt issuance costs | $ 374.9 | $ 374.8
Total debt, Approximate Fair Value | $ 374.1 | $ 381.2
4.00% Senior Notes due February 2022 |  |
Debt |  |
Stated interest rate (as a percent) | 4.00% | 4.00%
Debt carrying amount, net of unamortized discount before deferred debt issuance costs | $ 499.5 | $ 499.5
Total debt, Approximate Fair Value | $ 513.0 | $ 522.5
3.20% Senior Notes due April 2024 |  |
Debt |  |
Stated interest rate (as a percent) | 3.20% | 3.20%
Debt carrying amount, net of unamortized discount before deferred debt issuance costs | $ 349.7 | $ 349.6
Total debt, Approximate Fair Value | 341.6 | 351.9
Notes payable to foreign banks and other debt |  |
Debt |  |
Debt carrying amount, net of unamortized discount before deferred debt issuance costs | 7.8 | 6.6
Total debt, Approximate Fair Value | $ 7.8 | $ 6.6

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- Definition Carrying amount, net of unamortized (discount) premium and before 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 No definition available. + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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