Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Long Term Debt (Details) - Long-term Debt Instruments (Parentheticals)

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Note 6 - Long Term Debt (Details) - Long-term Debt Instruments (Parentheticals) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Debt Instrument [Line Items]    
Effective interest rate 6.00%  
Revolving Credit [Member]    
Debt Instrument [Line Items]    
Effective interest rate [1] 3.30% 3.30%
Revolving Credit [Member] | Prime Rate [Member]    
Debt Instrument [Line Items]    
Reference rate [1] 3.25% 3.25%
Basis spread on variable rate [1] 2.00% 2.00%
Revolving Credit [Member] | London Interbank Offered Rate (LIBOR) [Member]    
Debt Instrument [Line Items]    
Basis spread on variable rate [1] 3.00% 3.00%
Term Loan [Member]    
Debt Instrument [Line Items]    
Effective interest rate [1] 3.70% 3.70%
Term Loan [Member] | Prime Rate [Member]    
Debt Instrument [Line Items]    
Basis spread on variable rate [1] 2.50% 2.50%
Periodic payment, principal (in Dollars) [1] $ 190 $ 190
Term Loan [Member] | London Interbank Offered Rate (LIBOR) [Member]    
Debt Instrument [Line Items]    
Basis spread on variable rate [1] 3.50% 3.50%
Promissory Note dated February 12, 2013 ("New Note") [Member]    
Debt Instrument [Line Items]    
Effective interest rate [2] 6.00% 6.00%
Periodic payment, principal (in Dollars) [2] $ 10 $ 10
Promissory Note dated August 2, 2013 [Member]    
Debt Instrument [Line Items]    
Effective interest rate [2],[3] 2.99% 2.99%
Periodic payment, principal (in Dollars) [2],[3] $ 125 $ 125
[1] Our Revolving Credit facility is collateralized by our accounts receivable and our Term Loan is collateralized by our property, plant, and equipment.
[2] Uncollateralized note.
[3] Net of debt discount of ($94,000) and ($137,000) for June 30, 2015 and December 31, 2014, respectively. See "Promissory Notes and Installment Agreements" below for additional information.