Debt (Tables)

3 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Long-Term Debt

Our debt balances (net of related unamortized discounts and debt issuance costs) as of March 31, 2016 and December 31, 2015 were as follows:

	March 31, 2016			December 31, 2015
	(In millions)
1 3⁄4% Senior Convertible Notes due 2017	$	283.5		$	279.3
7 1⁄2% Senior Notes due 2022	770.2			770.0
Revolving credit facility	457.0			—
4.20% Building Loan	11.6			11.7
Total debt	1,522.3			1,061.0
Less: current portion of long-term debt	(459.2		)	—
Long-term debt	$	1,063.1		$	1,061.0