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FINANCING ARRANGEMENTS (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2014
Dec. 31, 2013
Financing arrangements      
Outstanding balance     $ 7,234,983
Long-term debt - net of current maturities 4,065,898 4,065,898 4,246,914
Line Of Credit [Member]
     
Financing arrangements      
Maximum borrowing capacity 13,500,000 13,500,000  
Variable rate basis   three-month LIBOR  
Interest rate margin on variable rate basis (as a percent)   2.50%  
Interest rate (as a percent) 2.75% 2.75%  
Weighted-average interest rate (as a percent) 2.90%    
Outstanding balance 7,166,396 7,166,396 7,234,983
Unused availability supported by entity's borrowing base 4,200,000 4,200,000  
Real Estate Term Note [Member]
     
Financing arrangements      
Variable rate basis   three-month LIBOR  
Interest rate margin on variable rate basis (as a percent)   3.00%  
Interest rate (as a percent) 3.25% 3.25%  
Weighted-average interest rate (as a percent) 3.60% 3.40%  
Real Estate Term Note Maturing On31 March2027 [Member]
     
Financing arrangements      
Debt instrument, face amount 1,800,000 1,800,000  
Real Estate Term Note Maturing On31 December2027 [Member]
     
Financing arrangements      
Debt instrument, face amount 1,700,000 1,700,000  
Term Loan [Member] | Maximum [Member]
     
Financing arrangements      
Debt instrument, face amount 1,000,000 1,000,000  
Equipment Term Loan [Member]
     
Financing arrangements      
Debt instrument, face amount $ 1,600,000 $ 1,600,000