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Intangible Assets (Details Textual) (USD $)	3 Months Ended		9 Months Ended
Intangible Assets (Details Textual) (USD $)	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Intangible Assets (Textual)
Amortization expense	$ 62,384	$ 57,734	$ 167,573	$ 159,578

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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