Debt (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Summary of Long-Term Debt and Related Weighted Average Interest Rates

A summary of long-term debt, net of unamortized debt issuance costs, and the related weighted average interest rates is shown below (in millions):

December 31,	2018									2017
Debt Instrument	Long-Term Debt		Debt Issuance Costs (2)			Long-Term Debt, Net			Weighted Average Interest Rate	Long-Term Debt		Debt Issuance Costs (2)			Long-Term Debt, Net			Weighted Average Interest Rate
Credit Agreement — Term Loan Facility	$	242.2	$	(1.5	)	$	240.7		3.92%	$	248.4	$	(1.8	)	$	246.6		3.0%
5.375% Senior Notes due 2024 (the "2024 Notes")	325.0		(2.0		)	323.0			5.375%	325.0		(2.4		)	322.6			5.375%
5.25% Senior Notes due 2025 (the "2025 Notes")	650.0		(5.0		)	645.0			5.25%	650.0		(5.8		)	644.2			5.25%
3.8% Senior Notes due 2027 (the "2027 Notes") (1)	745.4		(5.3		)	740.1			3.885%	744.9		(5.9		)	739.0			3.885%
Other	5.1		—			5.1			N/A	8.1		—			8.1			N/A
	$	1,967.7	$	(13.8	)	1,953.9				$	1,976.4	$	(15.9	)	1,960.5
Less — Current portion						(12.9		)							(9.0		)
Long-term debt						$	1,941.0								$	1,951.5

(1) Net of unamortized discount of $4.6 million and $5.1 million as of December 31, 2018 and 2017, respectively

(2) Unamortized portion

Senior Notes

The issuance, maturity and interest payable dates of the Company's senior unsecured 2024 Notes, 2025 Notes and 2027 Notes (collectively, the "Notes") are as shown below:

Note	Issuance Date	Maturity Date	Interest Payable Dates
2024 Notes	March 2014	March 15, 2024	March 15 and September 15
2025 Notes	November 2014	January 15, 2025	January 15 and July 15
2027 Notes	August 2017	September 15, 2027	March 15 and September 15

Schedule of Debt Redemption Rates

The Company may redeem the 2025 Notes, in whole or in part, on or after January 15, 2020, at the redemption prices set forth below, plus accrued and unpaid interest to the redemption date.

Twelve-Month Period Commencing January 15,	2025 Notes
2020	102.625	%
2021	101.750	%
2022	100.875	%
2023 and thereafter	100.000	%

The Company may redeem the 2024 Notes, in whole or in part, on or after March 15, 2019, at the redemption prices set forth below, plus accrued and unpaid interest to the redemption date.

Twelve-Month Period Commencing March 15,	2024 Notes
2019	102.688	%
2020	101.792	%
2021	100.896	%
2022 and thereafter	100.000	%

Credit Agreement Interest Rate Ranges

As of December 31, 2018, the ranges and rates are as follows (in percentages):

	Eurocurrency Rate						Base Rate
	Minimum		Maximum		Rate as of December 31, 2018		Minimum		Maximum		Rate as of December 31, 2018
Revolving Credit Facility	1.00	%	1.60	%	1.30	%	0.00	%	0.60	%	0.30	%
Term Loan Facility	1.125	%	1.90	%	1.50	%	0.125	%	0.90	%	0.50	%

Schedule of Maturities of Long-term Debt

As of December 31, 2018, scheduled maturities related to the Credit Agreement — Term Loan Facility for the five succeeding years, as of the date of this Report, are shown below (in millions):

2019	$	7.8
2020	14.0
2021	14.0
2022	206.4
2023	—