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Income Taxes (Details Textual) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
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| Income Tax Disclosure [Abstract] | ||||
| Income tax benefit (expense) | $ 20,113 | $ (5,714) | $ 3,013,860 | $ (9,907) |
| Reversal of deferred tax valuation allowance | 24,000 | 3,013,000 | ||
| Valuation allowance amount | 71,700 | 71,700 | ||
| Amount of valuation allowance expected to be released in future periods | 64,200 | 64,200 | ||
| Amount of valuation allowance not expected to be released in future periods | $ 7,500 | $ 7,500 | ||
| X | ||||||||||
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- Definition
Valuation Allowance, Amount Expected To Be Released in Future Periods No definition available.
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| X | ||||||||||
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- Definition
Valuation Allowance, Amount Not Expected To Be Released No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of the valuation allowance recorded as of the balance sheet date pertaining to the specified deferred tax asset for which an assessment was made that it is more likely than not that all or a portion of such deferred tax asset will not be realized through related deductions on future tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of the change in the period in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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