Debt (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Summary of Debt

The following is a summary of outstanding debt as of December 31, (in millions):

	2018			2017
2.15% senior notes due 2018	$	—		$	299.5
2.60% senior notes due 2019		267.3			266.7
2.875% senior notes due 2019		—			348.6
4.70% senior notes due 2020		304.6			304.3
3.15% senior notes due 2021		97.5			993.6
3.75% senior notes due 2021		353.2			373.2
4.00% senior notes due 2022		249.0			248.8
3.85% senior notes due 2023		1,740.8			1,738.8
5.00% senior notes due 2023		310.0			312.1
4.00% senior notes due 2024		496.4			495.8
3.90% senior notes due 2025		90.3			297.2
4.20% senior notes due 2026		1,984.5			1,982.7
5.375% senior notes due 2036		415.8			495.0
5.50% senior notes due 2046		657.2			1,726.0
Term loan		—			299.8
Commercial paper		—			—
Receivables facilities		—			298.3
Other debt		48.4			70.6
Total debt		7,015.0			10,551.0
Short-term debt and current portion of long-term debt		(318.7	)		(661.8	)
Long-term debt	$	6,696.3		$	9,889.2

Schedule of Maturities of Long-term Debt

The Company’s debt maturities for the five years following December 31, 2018 and thereafter are as follows (in millions):

2019	2020	2021	2022	2023	Thereafter	Total
$269.4	$362.4	$444.1	$251.6	$2,050.3	$3,679.3	$7,057.1

Schedule of Fair Value of Senior Notes

The fair values of the Company’s senior notes are based on quoted market prices and are as follows as of December 31, (in millions):

	2018				2017
	Fair Value		Book Value		Fair Value		Book Value
Senior notes	$	6,911.2	$	6,966.6	$	10,688.5	$	9,882.3