Outstanding Debentures with Put Option that can be exercised at the holders option

No definition available.

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- Definition

Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Latest date the outstanding debt instruments are required to be repaid, in CCYY-MM-DD format.

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- Definition

Earliest date the outstanding debt instruments are required to be repaid, in CCYY-MM-DD format.

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Debt and Credit Facilities (Narrative) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Mar. 31, 2019	Dec. 31, 2018	Feb. 29, 2016
Debt Issuance Costs, Gross			$ 13.1
Long-term debt excluding current maturities	$ 4,921.9			$ 3,740.7
Short-term borrowings and current maturities of long-term debt	650.5			350.6
Repayments of Long-term Debt	7.5	$ 1,122.9
Line of credit facility, amount outstanding	2,000.0
Debt Instrument, Fair Value Disclosure	6,200.0			4,200.0
Five Year Revolving Credit Facility Refinanced [Member]
Line of credit facility, amount outstanding	2,000.0
Five Year Revolving Credit Facility [Member]
Line of credit facility, amount outstanding	1,000.0
Debentures With Put Feature [Member]
Short-term borrowings and current maturities of long-term debt	$ 343.0			$ 343.0
Debt Instrument, Maturity Date Range, Start	Jan. 01, 2027
Debt instrument, maturity date range, end	Jan. 01, 2028
Debentures with put option available to be exercised					$ 37.2
2.875% Senior notes due 2019 [Member]
Debt Instrument, Interest Rate, Stated Percentage	2.875%			2.875%
4.25% Senior notes due 2023 [Member]
Long-term debt excluding current maturities	$ 697.6			$ 697.1
Debt Instrument, Interest Rate, Stated Percentage	4.25%			4.25%
5.75% Senior notes due 2043 [Member]
Long-term debt excluding current maturities	$ 494.4			$ 494.3
Debt Instrument, Interest Rate, Stated Percentage	5.75%			5.75%
Two Point Six Two Five Percent Senior Notes Due Two Thousand Twenty [Member]
Long-term debt excluding current maturities	$ 0.0			$ 299.4
Debt Instrument, Interest Rate, Stated Percentage	2.625%			2.625%
Three Point Five Five Percent Senior Notes due 2024 [Member]
Long-term debt excluding current maturities	$ 496.4			$ 495.9
Debt Instrument, Interest Rate, Stated Percentage	3.55%			3.55%
Four Point Six Five Percent Senior Notes due Twenty Forty Four [Member]
Long-term debt excluding current maturities	$ 295.9			$ 295.8
Debt Instrument, Interest Rate, Stated Percentage	4.65%			4.65%