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.

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

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Amount, after accumulated amortization, of debt discount.

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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.

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Borrowings (Summary of Long-term Notes) (Details) - USD ($) $ in Millions	Dec. 31, 2020	Aug. 31, 2020	May 31, 2020	Dec. 31, 2019	Nov. 30, 2019	Feb. 28, 2019
Debt Instrument [Line Items]
Long-term notes	$ 16,348.7			$ 13,638.5
Unamortized note discounts	(76.7)			(55.8)
Total long-term notes	$ 16,348.7			13,638.5
Senior Notes \| 2.35% notes due 2022
Debt Instrument [Line Items]
Stated interest rate	2.35%
Long-term notes, gross	$ 750.0			750.0
Senior Notes \| 3.00% notes due 2022
Debt Instrument [Line Items]
Stated interest rate	3.00%
Long-term notes, gross	$ 99.2			0.0
Senior Notes \| 1.00% Euro denominated notes due 2022
Debt Instrument [Line Items]
Stated interest rate	1.00%
Long-term notes, gross	$ 737.9			671.8
Senior Notes \| 0.15% Swiss Franc denominated notes due 2024
Debt Instrument [Line Items]
Stated interest rate	0.15%
Long-term notes, gross	$ 679.7			618.3
Senior Notes \| 7.125% notes due 2025
Debt Instrument [Line Items]
Stated interest rate	7.125%
Long-term notes, gross	$ 229.7			229.7
Senior Notes \| 2.75% notes due 2025
Debt Instrument [Line Items]
Stated interest rate	2.75%
Long-term notes, gross	$ 560.6			560.6
Senior Notes \| 1.625% Euro denominated notes due 2026
Debt Instrument [Line Items]
Stated interest rate	1.625%
Long-term notes, gross	$ 922.4			839.7
Senior Notes \| 5.5% notes due 2027
Debt Instrument [Line Items]
Stated interest rate	5.50%
Long-term notes, gross	$ 377.5			377.5
Senior Notes \| 3.1% notes due 2027
Debt Instrument [Line Items]
Stated interest rate	3.10%
Long-term notes, gross	$ 401.5			401.5
Senior Notes \| 0.45% Swiss Franc denominated notes due 2028
Debt Instrument [Line Items]
Stated interest rate	0.45%
Long-term notes, gross	$ 453.2			412.2
Senior Notes \| 3.375% notes due 2029
Debt Instrument [Line Items]
Stated interest rate	3.375%					3.375%
Long-term notes, gross	$ 1,150.0			1,150.0
Senior Notes \| 0.42% Japanese Yen denominated notes due 2029
Debt Instrument [Line Items]
Stated interest rate	0.42%				0.42%
Long-term notes, gross	$ 222.4			209.9
Senior Notes \| 2.125% Euro denominated notes due 2030
Debt Instrument [Line Items]
Stated interest rate	2.125%
Long-term notes, gross	$ 922.4			839.7
Senior Notes \| 0.625% Euro denominated notes due 2031
Debt Instrument [Line Items]
Stated interest rate	0.625%				0.625%
Long-term notes, gross	$ 737.9			671.8
Senior Notes \| 0.56% Japanese Yen denominated notes due 2034
Debt Instrument [Line Items]
Stated interest rate	0.56%				0.56%
Long-term notes, gross	$ 90.0			85.0
Senior Notes \| 6.77% notes due 2036
Debt Instrument [Line Items]
Stated interest rate	6.77%
Long-term notes, gross	$ 174.4			174.4
Senior Notes \| 5.55% notes due 2037
Debt Instrument [Line Items]
Stated interest rate	5.55%
Long-term notes, gross	$ 476.2			476.2
Senior Notes \| 5.95% notes due 2037
Debt Instrument [Line Items]
Stated interest rate	5.95%
Long-term notes, gross	$ 284.1			284.1
Senior Notes \| 3.875% notes due 2039
Debt Instrument [Line Items]
Stated interest rate	3.875%					3.875%
Long-term notes, gross	$ 360.7			360.7
Senior Notes \| 4.65% notes due 2044
Debt Instrument [Line Items]
Stated interest rate	4.65%
Long-term notes, gross	$ 43.0			43.0
Senior Notes \| 3.7% notes due 2045
Debt Instrument [Line Items]
Stated interest rate	3.70%
Long-term notes, gross	$ 412.5			412.5
Senior Notes \| 3.95% notes due 2047
Debt Instrument [Line Items]
Stated interest rate	3.95%
Long-term notes, gross	$ 436.1			436.1
Senior Notes \| 3.95% notes due 2049
Debt Instrument [Line Items]
Stated interest rate	3.95%					3.95%
Long-term notes, gross	$ 1,500.0			1,500.0
Senior Notes \| 1.7% Euro denominated notes due 2049
Debt Instrument [Line Items]
Stated interest rate	1.70%				1.70%
Long-term notes, gross	$ 1,229.9			1,119.6
Senior Notes \| 0.97% Japanese Yen denominated notes due 2049
Debt Instrument [Line Items]
Stated interest rate	0.97%				0.97%
Long-term notes, gross	$ 74.1			70.0
Senior Notes \| 2.25% notes due 2050
Debt Instrument [Line Items]
Stated interest rate	2.25%	2.25%	2.25%
Long-term notes, gross	$ 1,250.0			0.0
Senior Notes \| 4.15% notes due 2059
Debt Instrument [Line Items]
Stated interest rate	4.15%					4.15%
Long-term notes, gross	$ 1,000.0			1,000.0
Senior Notes \| 2.5% notes due 2060
Debt Instrument [Line Items]
Stated interest rate	2.50%	2.50%
Long-term notes, gross	$ 850.0			$ 0.0