Long-term debt at March 31, 2019, and December 31, 2018, consisted of the following:



	March 31, 2019			December 31, 2018
2.625% senior notes due 2020	$	—		$	500.0
4.625% senior notes due 2020	599.4			597.0
3.20% senior notes due 2022	500.0			500.0
3.75% senior notes due 2022	500.0			500.0
4.00% senior notes due 2023	300.0			300.0
3.25% senior notes due 2024	600.0			600.0
3.60% senior notes due 2025	1,000.0			1,000.0
3.60% senior notes due 2027	600.0			600.0
4.70% senior notes due 2045	900.0			900.0
2017 Term loan	527.0			527.0
Debt issuance costs	(37.4		)	(40.2		)
Note payable	6.6			7.1
Total long-term debt	$	5,495.6		$	5,990.9

Credit Facility, Maximum Letters of Credit

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