Interest Expense

6 Months Ended

Jun. 30, 2019

Interest Expense [Abstract]

Interest Expense

Interest Expense

The following table presents the components of the Company’s Interest expense:

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
	(In thousands)
Contractual interest on Senior Notes	$	21,766	$	21,766	$	43,532	$	43,531
Contractual interest on Subordinated Convertible Debentures	—		5,067		—		20,015
Amortization of debt discount on Subordinated Convertible Debentures	—		1,075		—		4,236
Amortization of debt issuance costs and other interest expense	869		884		1,734		1,798
Total interest expense	$	22,635	$	28,792	$	45,266	$	69,580

The Company settled its Subordinated Convertible Debentures in May 2018.