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Debt (Tables) | 3 Months Ended
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Mar. 31, 2014
Debt Disclosure [Abstract] |
Schedule of Debt [Table Text Block] | Debt consists of:
|  | March 31, |  | December 31, |
|  | 2014 |  | 2013 |
Revolving credit agreement |  | $ | 32,292 |  | $ | — |
6.75% Senior Notes due 2020 |  |  | 660,000 |  |  | 660,000 |
Original issue premium |  |  | 3,918 |  |  | 4,056 |
Notes payable and other bank loans |  |  | 80 |  |  | 120 |
|  |  | 696,290 |  |  | 664,176 |
Obligations under capital leases |  |  | 934 |  |  | 952 |
|  |  | 697,224 |  |  | 665,128 |
Less current portion: |  |  | 424 |  |  | 467 |
|  | $ | 696,800 |  | $ | 664,661 |

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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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