| **Long-Term Debt (Schedule Of Aggregate Maturities For Debt Outstanding) (Details) - USD ($) $ in Thousands** | 3 Months Ended | 9 Months Ended |           |
|---------------------------------------------------------------------------------------------------------------|----------------|----------------|-----------|
||
| **Debt Instrument [Line Items]**                                                                              |           |           |      |   |   |
| Interest Expense, Debt                                                                                        | $ 10,400       | $ 13,700       | $ 31,900  | $ 41,100 |   |
| Amortization of Financing Costs                                                                               | 200            | 400            | 700       | 1,100 |   |
| 2013                                                                                                          | 3,269          |           | 3,269     |   |   |
| 2014                                                                                                          | 13,354         |           | 13,354    |   |   |
| 2015                                                                                                          | 13,397         |           | 13,397    |   |   |
| 2016                                                                                                          | 13,455         |           | 13,455    |   |   |
| 2017                                                                                                          | 204,141        |           | 204,141   |   |   |
| Thereafter                                                                                                    | 381,562        |           | 381,562   |   |   |
| Total debt                                                                                                    | $ 629,178      | $ 636,749      | $ 629,178 | $ 636,749 | $ 816,830 |

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Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense.
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Amount of the cost of borrowed funds accounted for as interest expense for debt.
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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.
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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
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