Debt (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Summary of Outstanding Debt

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

	2017			2016
2.05% senior notes due 2017	$	—		$	349.4
6.25% senior notes due 2018		—			249.8
2.15% senior notes due 2018		299.5			298.9
2.60% senior notes due 2019		266.7			995.0
2.875% senior notes due 2019		348.6			347.9
4.70% senior notes due 2020		304.3			380.0
3.15% senior notes due 2021		993.6			991.7
3.75% senior notes due 2021		373.2			326.9
4.00% senior notes due 2022		248.8			248.5
3.85% senior notes due 2023		1,738.8			1,737.0
5.00% senior notes due 2023		312.1			314.1
4.00% senior notes due 2024		495.8			495.2
3.90% senior notes due 2025		297.2			296.8
4.20% senior notes due 2026		1,982.7			1,981.0
5.375% senior notes due 2036		495.0			494.7
5.50% senior notes due 2046		1,726.0			1,725.7
Term loan (1)		299.8			399.5
Commercial paper		—			—
Receivables facility		298.3			187.4
Other debt		72.0			73.3
Total debt		10,552.4			11,892.8
Short-term debt and current portion of long-term debt		(662.8	)		(601.9	)
Long-term debt	$	9,889.6		$	11,290.9

(1) At December 31, 2017, the interest rate on the term loan, which matures in April 2019, was approximately 3.1%

Schedule of Maturities of Long-term Debt

The Company’s debt maturities for the five years following December 31, 2017 and thereafter are as follows (in millions):

2018	2019	2020	2021	2022	Thereafter	Total
$671.9	$919.2	$306.8	$1,362.0	$251.2	$7,103.7	$10,614.8

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 (in millions):

	December 31, 2017				December 31, 2016
	Fair Value		Book Value		Fair Value		Book Value
Senior notes	$	10,688.5	$	9,882.3	$	11,979.2	$	11,234.1