Debt (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2019

Dec. 31, 2018

Debt Disclosure [Abstract]

Schedule of Long-term Debt

Long-term debt consisted of the following:

	March 31, 2019			December 31, 2018
Term credit facility	$	485.0		$	492.5
3.912% Senior Notes due 2021	500.0			500.0
4.272% Senior Notes due 2023	750.0			750.0
4.900% Senior Notes due 2028	750.0			750.0
Other obligations	0.3			0.5
Unamortized debt issuance costs	(19.7		)	(20.7		)
Total debt	2,465.6			2,472.3
Less current portion of long-term debt	29.0			29.0
Total long-term debt	$	2,436.6		$	2,443.3

Long-term debt as of December 31, 2018 consisted of the following:

	December 31, 2018
Term credit facility	$	492.5
3.912% Senior Notes due 2021	500.0
4.272% Senior Notes due 2023	750.0
4.900% Senior Notes due 2028	750.0
Other obligations	0.5
Unamortized debt issuance costs	(20.7		)
	2,472.3
Less current portion of long-term debt	(29.0		)
Total long-term debt	$	2,443.3