Consolidated Statements Of Comprehensive Income (USD $) In Thousands | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | |
| Consolidated Statements Of Comprehensive Income [Abstract] | ||||
| Net income (loss) | $ (34,247) | $ 19,762 | $ (16,021) | $ 63,175 |
| Other comprehensive income (loss), net of taxes: | ||||
| Unrealized holding gains (losses) arising during period | (28,475) | 19,607 | (18,072) | 29,728 |
| Portion of other-than-temporary impairment losses (gains) recognized in other comprehensive income (loss), net of taxes | (16) | 23 | (26) | 135 |
| Recognition of previously unrealized holding gains | (594) | (1,272) | (15,559) | (16,066) |
| Unrealized foreign currency translation gains (losses) | (54) | 175 | (54) | (43) |
| Other comprehensive income (loss), net of taxes | (29,139) | 18,533 | (33,711) | 13,754 |
| Comprehensive income (loss), net of taxes | $ (63,386) | $ 38,295 | $ (49,732) | $ 76,929 |
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- Definition The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the reporting entity. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, but excludes any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Change in the balance sheet adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity for the period being reported, net of tax. If an entity's functional currency is a foreign currency, translation adjustments result from the process of translating that entity's financial statements into the reporting currency. Includes gain (loss) on foreign currency forward exchange contracts. Includes foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements. Includes the gain (loss) on a derivative instrument or nonderivative financial instrument that may give rise to a foreign currency transaction gain (loss) and that have been designated and have qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Reclassification adjustment for unrealized gains or losses realized upon the sale of securities, after tax. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Appreciation or loss in value (before reclassification adjustment) of the total of unsold securities during the period being reported on, net of tax. Reclassification adjustments include: (1) the unrealized holding gain (loss), net of tax, at the date of the transfer for a debt security from the held-to-maturity category transferred into the available-for-sale category. Also includes the unrealized gain (loss) at the date of transfer for a debt security from the available-for-sale category transferred into the held-to-maturity category; (2) the unrealized gains (losses) realized upon the sale of securities, after tax; and (3) the unrealized gains (losses) realized upon the write-down of securities, after tax. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The after-tax amount of other than temporary impairment (OTTI) loss on a debt security, categorized as either Available-for-sale or Held-to-maturity, related to factors other than credit losses when the entity does not intend to sell the security and it is not more likely than not that the entity will be required to sell the security before recovery of its amortized cost basis. This amount, net of applicable taxes, is the portion attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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