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Notes Payable - Textual (Details) (USD $)
3 Months Ended 3 Months Ended 3 Months Ended 3 Months Ended 3 Months Ended 0 Months Ended 0 Months Ended
Mar. 31, 2013
Revolving Line of Credit [Member]
Working Capital Loan [Member]
Dec. 31, 2012
Revolving Line of Credit [Member]
Working Capital Loan [Member]
Mar. 31, 2013
Revolving Line of Credit [Member]
Working Capital Loan [Member]
Maximum [Member]
Mar. 31, 2013
Secured Loan [Member]
$6.94 Million Equipment Loan [Member]
Dec. 31, 2012
Secured Loan [Member]
$6.94 Million Equipment Loan [Member]
Mar. 31, 2013
Secured Loan [Member]
$1.5 Million Equipment Loan [Member]
Dec. 31, 2012
Secured Loan [Member]
$1.5 Million Equipment Loan [Member]
Mar. 31, 2013
Secured Loan [Member]
$1.5 Million Equipment Loan [Member]
Maximum [Member]
Mar. 31, 2013
Secured Loan [Member]
$4.25 Million Equipment Loan [Member]
Dec. 31, 2012
Secured Loan [Member]
$4.25 Million Equipment Loan [Member]
Mar. 31, 2013
Secured Loan [Member]
$4.25 Million Equipment Loan [Member]
Maximum [Member]
Mar. 31, 2013
Secured Loan [Member]
$7.94 Million Installment Sale Contract [Member]
Installment
Dec. 31, 2012
Secured Loan [Member]
$7.94 Million Installment Sale Contract [Member]
Apr. 22, 2013
Secured Loan [Member]
Master Loan Agreement [Member]
Subsequent Event [Member]
Apr. 22, 2013
Secured Loan [Member]
Master Loan Agreement [Member]
Maximum [Member]
Subsequent Event [Member]
Apr. 22, 2013
Secured Loan [Member]
Master Loan Agreement Maturing April 22, 2017 [Member]
Subsequent Event [Member]
May 02, 2013
Secured Loan [Member]
Master Loan Agreement Maturing April 22, 2017 [Member]
Subsequent Event [Member]
Apr. 22, 2013
Secured Loan [Member]
Master Loan Agreement Maturing April 22, 2018 [Member]
Subsequent Event [Member]
May 02, 2013
Secured Loan [Member]
Master Loan Agreement Maturing April 22, 2018 [Member]
Subsequent Event [Member]
Notes Payable (Textual) [Abstract]                                      
Revolving line of credit loan $ 5,000,000                                    
Interest payable 2.75% 2.75%   2.75% 2.75% 2.75% 2.75%   2.75% 2.75%                  
Interest payable maximum rate 24.00%     24.00%   24.00%     24.00%                    
Maturity date Jan. 16, 2014     Feb. 22, 2016   Oct. 17, 2016     Sep. 19, 2016     Jul. 17, 2016              
Basis spread added to monthly LIBOR 2.50%     2.50%   2.50%     2.50%         2.50%          
Tangible net worth threshold ratio     1.60     1.01   1.60 1.01   1.60                
Borrowings outstanding 0 0   4,576,496 4,931,781 1,357,500 1,443,000   4,152,000 4,250,000   6,661,448 7,130,895       1,200,000   4,600,000
Loan agreement face amount       6,940,000   1,500,000     4,250,000                    
Monthly principal payment       82,619                       35,714   92,593  
Equipment purchase price                       7,900,000              
No of installments                       48              
Installments amount                       176,535              
Aggregating installments amount                       8,473,658              
Fixed interest rate                       3.45%              
Tangible Net Worth covenant requirement                           18,000,000          
Debt to Tangible Net Worth ratio                           2.25          
Increased borrowings with BB&T                           $ 6,500,000.0   $ 1,500,000.0   $ 5,000,000.0  
Basis spread added to monthly LIBOR if Debt to Tangible Net Worth ratio exceeds 1.6 2.90%         2.90%     2.90%         2.90%          
Maximum Debt to Tangible Net Worth ratio triggering increase in interest rate added to LIBOR                             1.6