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Note 9 - Long Term Debt (Details) (USD $) | 3 Months Ended |  |  | 9 Months Ended |  | 0 Months Ended |  | 9 Months Ended |  | 0 Months Ended | 9 Months Ended |  |  |  |  | 0 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended | 3 Months Ended
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Jun. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Dec. 31, 2013 | Sep. 30, 2014 Amended Loan Agreement [Member] Revolving Credit Facility [Member] PNC Bank [Member] | Apr. 14, 2014 Amended Loan Agreement [Member] Revolving Credit Facility [Member] PNC Bank [Member] | Oct. 31, 2011 Agreement [Member] Term Loan [Member] PNC Bank [Member] | Oct. 31, 2011 Agreement [Member] Term Loan [Member] PNC Bank [Member] | Oct. 31, 2011 Agreement [Member] Revolving Credit Facility [Member] PNC Bank [Member] | Sep. 30, 2014 Promissory Notes and Installment Agreements [Member] Promissory Note dated February 12, 2013 ("New Note") [Member] TNC [Member] | Feb. 12, 2013 Promissory Notes and Installment Agreements [Member] Promissory Note dated February 12, 2013 ("New Note") [Member] TNC [Member] | Feb. 12, 2013 Promissory Notes and Installment Agreements [Member] Promissory Note Prior to February 12, 2013 [Member] TNC [Member] | Aug. 02, 2013 Promissory Note dated August 2, 2013 [Member] Lenders [Member] | Sep. 30, 2014 Promissory Note dated August 2, 2013 [Member] Lenders [Member] | Aug. 02, 2013 Promissory Note dated August 2, 2013 [Member] Lenders [Member] | Sep. 30, 2014 Promissory Note dated August 2, 2013 [Member] | Dec. 31, 2013 Promissory Note dated August 2, 2013 [Member] | Sep. 30, 2014 Revolving Credit Facility [Member] | Jun. 30, 2014 PFSG [Member] | Sep. 30, 2014 PFSG [Member] | Sep. 30, 2014 PFSG [Member] | Dec. 31, 2013 PFSG [Member] | Sep. 30, 2014 PNC Bank [Member]
Note 9 - Long Term Debt (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Unamortized Discount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (158,000) | $ (223,000) |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  | 12,000,000 |  | 16,000,000 | 18,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Periodic Payment, Principal |  |  |  |  |  |  | 190,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gains (Losses) on Restructuring of Debt | 37,000 | 65,000 |  |  | (37,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Insurance Settlement, Investing Activities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,850,000 | 3,850,000 | 8,462,000 | 3,664,000 |
Line of Credit Facility Reduction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,500,000
Debt Instrument, Fee Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15,000
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8,558,000 |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  |  |  |  | 230,000 | 1,460,000 |  |  |  |  |  |  |  |  |  |  |
Notes Payable |  |  |  |  |  |  |  |  |  | 40,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Days for Trading of Common Stock to Determine Average Closing Price |  |  |  |  |  |  |  |  |  | 30 days |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Long-term Debt |  |  |  |  |  |  |  |  |  |  |  |  | 3,000,000 |  |  |  |  |  |  |  |  |  |
Number of Shares Issued to Each Lender on Warrant (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  | 35,000 |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2.23 |  |  |  |  |  |  |  |
Warrants Exercisable Term |  |  |  |  |  |  |  |  |  |  |  |  | 6 months |  |  |  |  |  |  |  |  |  |
Warrants Not Settleable in Cash, Fair Value Disclosure |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 59,000 |  |  |  |  |  |  |  |
Common Stock, Shares, Issued (in Shares) |  |  | 11,456,536 | 11,406,573 |  |  |  |  |  |  |  |  |  |  | 90,000 |  |  |  |  |  |  |  |
Number of Shares Received by each Lender (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  | 45,000 |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Other |  |  |  |  |  |  |  |  |  |  |  |  | $ 200,000 |  |  |  |  |  |  |  |  |  |
Maximum Number of Payoffs of Shares in Terms of Outstanding Equity |  |  |  |  |  |  |  |  |  |  |  |  |  | 20.00% |  |  |  |  |  |  |  |  |

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