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Note 2 - Long-term Debt (Tables) | 9 Months Ended
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Sep. 30, 2013
Debt Disclosure [Abstract] |
Schedule of Debt [Table Text Block] |
|  | September 30, 2013 |  |  | December 31, 2012 |
Long-term debt including current portion: |  |  |  |  |  |  |  |
2012 Senior Credit Facility |  | $ | 535,000 |  |  | $ | 535,000 |
2020 Notes |  |  | 300,000 |  |  |  | 300,000 |
Total long-term debt at liquidation value |  |  | 835,000 |  |  |  | 835,000 |
Less unamortized discount on 2020 Notes |  |  | (1,927 | ) |  |  | (2,133 | )
Total long-term debt at recorded value |  | $ | 833,073 |  |  | $ | 832,867 |
Borrowing availability under the 2012 Senior Credit Facility |  | $ | 40,000 |  |  | $ | 40,000 |

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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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