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Interest Expense (Tables) | 12 Months Ended
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Dec. 31, 2013
Interest and Debt Expense [Abstract] |
Schedule Of Interest Expense | The following table presents an analysis of interest expense:
| For the year Ended December 31,
2011 |  | 2012 |  | 2013
| (Dollars in thousands)
Interest incurred on debt | $ | 5,745 |  |  | $ | 10,172 |  |  | $ | 21,589 |
Amortization of discount on Senior Subordinated Notes | 10,039 |  |  | 10,742 |  |  | 11,493 |
Amortization of debt issuance costs | 1,521 |  |  | 1,712 |  |  | 2,504 |
Supply Chain Financing mark-up | 1,002 |  |  | 621 |  |  | 451 |
Total interest expense | $ | 18,307 |  |  | $ | 23,247 |  |  | $ | 36,037 |

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