Borrowings (Details Textual) (USD $)	9 Months Ended
	Sep. 30, 2012	Aug. 31, 2012
Borrowings (Textual) [Abstract]
Maturity Date	May 21, 2014
Borrowings (Additional Textual) [Abstract]
Year of entering into loan agreement with Arvest bank	May 31, 2008
Loan agreement amendment year one	May 31, 2009
Loan Agreement Amendment Year Two	Jul. 31, 2010
Loan agreement with Arvest Bank	$ 30,000,000
Line of Credit Facility, average outstanding amount	15,000,000
Interest floor rate	6.00%
Frequency of interest payment	quarterly
Obligated to start making principle and interest payments date	Sep. 01, 2011
Term Loan, period of amortization	7 years
Principle balance determination date	The Company is obligated to make quarterly payments of principal and interest calculated on a seven-year amortization based on the unpaid principal balance on the Term Loan as of June 1, 2011.
Period of interest payments only	3 years
Debt service coverage ratio	1.25 to 1
Maximum effective period for debt service coverage ratio	12 months
Payment of principal and interest	1,184,808
Principal amount applied to indebtedness		754,161
Other Current Assets [Member]
Borrowings (Textual) [Abstract]
Prepaid Interest Amount Held by Bank	271,530
Roy T Oliver [Member]
Borrowings (Textual) [Abstract]
Rate		8.00%
Maturity Date	Mar. 31, 2013
Promissory note		$ 1,184,808
Shareholders and affiliates [Member] | Roy T Oliver [Member]
Borrowings (Textual) [Abstract]
Percentage of ownership in shareholders and affiliates	5.00%