Summary of Short-Term Borrowings and Long-Term Debt (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Short-term borrowings
Commercial paper issuances	$ 249.7	$ 349.0
Various debt due to international banks	3.1	2.4
Total short-term borrowings	252.8	351.4
Long-term debt
Debt issuance costs, net	(11.2)	(9.4)
Total long-term debt	2,310.1	1,812.5
Less: current maturities	(699.4)	(0.0)
Net long-term debt	1,610.7	1,812.5
2.45% Senior notes due August 1, 2022
Long-term debt
Underwritten public offering senior notes	300.0	300.0
Less: Discount	(0.0)	(0.1)
2.875% Senior notes due October 1, 2022
Long-term debt
Underwritten public offering senior notes	400.0	400.0
Less: Discount	(0.1)	(0.1)
Term Loan
Long-term debt
Term loan	0.0	300.0
Term loan	0.0	300.0
2.3% Senior notes due December 15, 2031
Long-term debt
Underwritten public offering senior notes	400.0	0.0
Less: Discount	(0.8)	(0.0)
Term loan due December 22, 2024
Long-term debt
Term loan	400.0	0.0
Term loan	400.0	0.0
3.95% Senior notes due August 1, 2047
Long-term debt
Underwritten public offering senior notes	400.0	400.0
Less: Discount	(2.5)	(2.6)
3.15% Senior notes due August 1, 2027
Long-term debt
Underwritten public offering senior notes	425.0	425.0
Less: Discount	$ (0.3)	$ (0.3)

Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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