Interest Expense (Tables)

3 Months Ended

Mar. 31, 2018

Interest and Debt Expense [Abstract]

Schedule Of Interest Expense

The following tables present the components of interest expense: 

	For the Three Months Ended March 31,
	2018		2017
	(Dollars in thousands)
Interest incurred on debt	$	12,919	$	5,870
Senior Note redemption premium	4,782		—
Accretion of fair value adjustment on Senior Notes	19,414		1,599
Accretion of original issue discount on 2018 Term Loan	88		—
Amortization of debt issuance costs	662		77
Total interest expense	$	37,865	$	7,546