Derivative Instruments and Hedging Activities Schedule of Derivative Instruments in Statement of Financial Position (Details) (Designated as Hedging Instrument, Interest Rate Swap, USD $) In Thousands | Sep. 30, 2011 | Dec. 31, 2010 |
|---|---|---|
| Derivatives, Fair Value | ||
| Derivatives, net fair value | $ (26,901) | $ (8,309) |
Long-term investments | ||
| Derivatives, Fair Value | ||
| Derivative asset, fair value | 0 | 10,381 |
Other current liabilities | ||
| Derivatives, Fair Value | ||
| Derivative liability, fair value | (15,086) | (17,508) |
Other long-term liabilities | ||
| Derivatives, Fair Value | ||
| Derivative liability, fair value | $ (11,815) | $ (1,182) |
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- Definition Fair value of derivative asset, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value of derivative liability, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value as of the balance sheet date of the assets less the liabilities of a derivative or group of derivatives. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
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