Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2016

Long-Term Debt

Schedule Of Long-Term Debt

	September 30, 2016		December 31, 2015
	(In thousands)
Revolving credit facility, including swingline credit facility	$	—	$	90,835
5.125% Senior Notes due 2022, net of capitalized debt issuance costs (1)		247,211		246,742
1.00% Convertible Senior Notes due 2020, net of unamortized discount and capitalized debt issuance costs (1)		238,436		230,754
Total long-term debt	$	485,647	$	568,331

Schedule of Interest Expense Related to Convertible Notes

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
	(In thousands)
Cash interest per contractual coupon rate	$	719	$	719	$	2,157	$	2,156
Amortization of note discount		2,439		2,313		7,219		6,850
Amortization of debt issuance costs		159		142		463		413
Total interest expense related to Convertible Notes	$	3,317	$	3,174	$	9,839	$	9,419

Schedule of Convertible Debt

	September 30, 2016		December 31, 2015
	(In thousands)
Principal balance	$	287,500	$	287,500
Unamortized discount and capitalized debt issuance costs		(49,064)		(56,746)
Net carrying amount of Convertible Notes	$	238,436	$	230,754