Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Current:
Federal	$ 3,964	$ 2,583	$ 21,405	$ 24,497
State	639	1,200	3,912	6,869
Total Current	4,603	3,783	25,317	31,366
Deferred:
Federal	(664)	554	1,556	1,932
State	(82)	96	237	284
Total Deferred	(746)	650	1,793	2,216
Provisions for income taxes	$ 3,857	$ 4,433	$ 27,110	$ 33,582

The component of income tax expense for the period representing amounts paid or payable (or refundable) as determined by applying the provisions of enacted federal tax law to the domestic taxable Income or Loss from continuing operations.

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The component of income tax expense for the period representing amounts of income taxes paid or payable (or refundable) for the period for all income tax obligations as determined by applying the provisions of relevant enacted tax laws to relevant amounts of taxable Income or Loss from continuing operations.

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The component of total income tax expense for the period comprised of the increase (decrease) during the period in the entity's domestic deferred tax assets and liabilities attributable to continuing operations as determined by applying the provisions of the federally enacted tax law.

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+ Details

- Definition

The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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