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Interest Expense (Tables)
6 Months Ended
Jun. 30, 2020
Interest and Debt Expense [Abstract]  
Schedule Of Interest Expense
The following tables present the components of interest expense: 
For the Three Months Ended June 30,For the Six Months
Ended June 30,
2020201920202019
 (Dollars in thousands)
Interest incurred on debt$19,300  $31,389  $43,392  $63,509  
Accretion of fair value adjustment on Senior Notes549  549  1,098  1,098  
Amortization of debt issuance costs1,031  1,031  2,062  2,062  
Total interest expense$20,880  $32,969  $46,552  $66,669