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Long-Term Debt (Tables) | 6 Months Ended
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Jun. 30, 2013
Debt Disclosure [Abstract] |
Long-Term Debt | Long-term debt consists of the following (in thousands):
| June 30, 2013 |  | December 31, 2012
Senior credit facility | $ | — |  |  | $ | — |
Senior notes |  |  |
9.875% Senior Notes due 2016, net of $8,843 discount at December 31, 2012 | — |  |  | 356,657 |
8.0% Senior Notes due 2018 | — |  |  | 750,000 |
8.75% Senior Notes due 2020, net of $5,575 and $5,873 discount, respectively | 444,425 |  |  | 444,127 |
7.5% Senior Notes due 2021, including a premium of $4,128 and $4,328, respectively | 1,179,128 |  |  | 1,179,328 |
8.125% Senior Notes due 2022 | 750,000 |  |  | 750,000 |
7.5% Senior Notes due 2023, net of $3,893 and $4,029 discount, respectively | 821,107 |  |  | 820,971 |
Total debt | 3,194,660 |  |  | 4,301,083 |
Less: current maturities of long-term debt | — |  |  | — |
Long-term debt | $ | 3,194,660 |  |  | $ | 4,301,083 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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