Long Term Debt (Tables)

6 Months Ended

Jun. 30, 2016

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Long-term debt as of June 30, 2016 and December 31, 2015 consists of the following (in thousands):

	June 30, 2016			December 31, 2015
8% Senior Notes	$	247,048		$	246,750
3.25% Convertible Notes	358,234			354,436
Less: Deferred issuance costs (1)	(8,469		)	(9,149		)
Total long-term debt	596,813			592,037
Less: current portion	—			—
Total long-term debt, less current portion	$	596,813		$	592,037

⁽¹⁾ The Company adopted ASU 2015-03 Interest - Imputation Interest (Subtopic 835-30): Simplifying the Presentation of Debt Issuance Costs during the first quarter of 2016 on a retrospective basis. At December 31, 2015, $9.1 million of deferred issuance costs were classified as a reduction of Long-term debt on our consolidated balance sheets.