Annual report pursuant to Section 13 and 15(d)

Long-Term Borrowings (Details)

v2.4.0.6
Long-Term Borrowings (Details) (USD $)
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Long-term debt    
Long-term debt $ 86,590,000 $ 63,634,000
Current installments of long-term borrowings 10,059,000 11,984,000
Total long-term debt 76,531,000 51,650,000
Aggregate maturity of long-term borrowings    
2012 10,059,000  
2013 19,522,000  
2014 19,911,000  
2015 23,212,000  
2016 13,886,000  
Long-term debt, Subtotal 86,590,000 63,634,000
Additional Line of Credit Short-Term and Long-Term Borrowings (Textual) [Abstract]    
Long-term debt 68,300,000  
Commitment fees 825,000  
Maximum limit of master agreement for long term debt 80,000,000  
Term of master agreement for long term debt 60 months  
Borrowing under master agreement for long term debt 39,300,000  
Borrowing limit under new agreement 36,300,000  
Number of Years for amortization of commitment fees 5 years  
Note payable to bank one [Member]
    
Long-term debt    
Long-term debt 34,259,000 39,325,000
Line of Credit Short-Term and Long-Term Borrowings (Textual) [Abstract]    
Monthly repayment installment of note payable 531,400  
Fixed interest rate of note payable 3.54%  
Balloon payment required under note payable 12,635,000  
Aggregate maturity of long-term borrowings    
Long-term debt, Subtotal 34,259,000 39,325,000
Note payable to bank two [Member]
    
Long-term debt    
Long-term debt 34,005,000 0
Line of Credit Short-Term and Long-Term Borrowings (Textual) [Abstract]    
Monthly repayment installment of note payable 483,900  
Fixed interest rate of note payable 3.19%  
Balloon payment required under note payable 11,670,000  
Aggregate maturity of long-term borrowings    
Long-term debt, Subtotal 34,005,000 0
Note payable to bank three [Member]
    
Long-term debt    
Long-term debt 0 6,900,000
Line of Credit Short-Term and Long-Term Borrowings (Textual) [Abstract]    
Monthly repayment installment of note payable 57,600  
Fixed interest rate of note payable 7.89%  
Balloon payment required under note payable 6,889,000  
Aggregate maturity of long-term borrowings    
Long-term debt, Subtotal 0 6,900,000
Loan From HF Logistics [Member]
    
Long-term debt    
Long-term debt 18,297,000 17,358,000
Aggregate maturity of long-term borrowings    
Long-term debt, Subtotal 18,297,000 17,358,000
Capital lease obligations [Member]
    
Long-term debt    
Long-term debt 29,000 51,000
Aggregate maturity of long-term borrowings    
Long-term debt, Subtotal $ 29,000 $ 51,000