XML 35 R47.htm IDEA: XBRL DOCUMENT v2.4.0.6
Notes Payable (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Summary of notes payable    
Payments/Long term debt, Total $ 18,034 $ 24,217
Less current portion (459) (433)
Long term portion 17,575 23,784
Revolving credit agreement average effective interest rate of 2.7% inclusive of unused fee [Member]
    
Summary of notes payable    
Payments/Long term debt, Total 17,400 23,500
Promissory note payable in annual installments of $100 plus accrued interest through December 31, 2012, interest accrues at 3.25% per annum [Member]
    
Summary of notes payable    
Payments/Long term debt, Total   100
Promissory note payable in annual installments of $50 plus accrued interest through December 21, 2012, interest accrues at 4.00% per annum [Member]
    
Summary of notes payable    
Payments/Long term debt, Total   50
Promissory note payable in annual installments of $184 plus accrued interest through June 30, 2013, interest accrues at 3.25% per annum [Member]
    
Summary of notes payable    
Payments/Long term debt, Total 184 367
Promissory note payable in annual installments of $100 plus accrued interest through July 25, 2013, interest accrues at 3.25% per annum [Member]
    
Summary of notes payable    
Payments/Long term debt, Total 100 200
Promissory note payable in annual installments of $50 plus accrued interest through January 3, 2014, interest accrues at 3.25% per annum [Member]
    
Summary of notes payable    
Payments/Long term debt, Total 100  
Promissory notes payable in aggregate annual installments of $125 plus accrued interest through May 22, 2014, interest accrues at 3.25% per annum [Member]
    
Summary of notes payable    
Payments/Long term debt, Total $ 250