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Income Taxes (Details) (USD $)	3 Months Ended		9 Months Ended
Income Taxes (Details) (USD $)	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Income Taxes [Abstract]
Provision (benefit) for income taxes	$ (396,000)	$ 150,000	$ (120,000)	$ 531,000
Income before taxes and equity in net (loss) income of unconsolidated entitites	1,302,000	3,852,000	9,637,000	30,277,000
Decrease in valuation allowance			400,000
Deferred tax liability	$ 400,000		$ 400,000

Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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

The amount of the change in the period in the valuation allowance for a specified deferred tax asset.