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Debt (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2012
Debt [Abstract] |
Schedule Of Obligations Under Debt Arrangements |
|  | March 31, 2012 |  |  | December 31, 2011 |
Senior secured credit facility |  | $ | 438,200 |  |  | $ | 409,300 |
7.875% senior unsecured notes (including unamortized premium of $981 and $0 in 2012 and 2011, respectively) |  |  | 350,981 |  |  |  | 250,000 |
Total long-term debt |  | $ | 789,181 |  |  | $ | 659,300 |

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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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