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Basis Of Presentation And Consolidation (Details) (USD $)	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Basis Of Presentation And Consolidation Policy [Abstract]
Percentage recognized in the financial statements	0.50%
Depreciation expense	$ 4,535,234	$ 5,283,967
Accrued for interest or penalties	$ 0		$ 0

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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