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Long-term Debt (Tables)

6 Months Ended

Jun. 30, 2019

Debt Disclosure [Abstract]

Schedule of Long-term Debt

(in millions)																		Fair Value1
									June 30, 2019						December 31, 2018						June 30, 2019						December 31, 2018
3.75% Notes due 2027						$	600.0					$	600.0					$	609.5					$	579.4
3.5% Notes due 2024						400.0						400.0						407.4						386.4
3.75% Notes due 2022						350.0						350.0						358.7						345.5
5.125% Notes due 2020						250.0						250.0						256.9						255.0
Unamortized discount, debt issuance costs, and other						(7.8)						(12.2)
Total long term-debt						1,592.2						1,587.8
Less: current portion of long-term debt						2.8						—
Total long term-debt, net of current portion						$	1,589.4					$	1,587.8

^1.The fair value is estimated based on current yield rates plus the Company’s estimated credit spread available for financings with similar terms and maturities. Based on these inputs, the debt instruments are classified as Level 2 in the fair value hierarchy.

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

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