Note 8 - Revolving Credit Facilities	12 Months Ended
Dec. 31, 2011
Schedule of Line of Credit Facilities [Table Text Block]	8. Revolving Credit Facility On March 31, 2011, the Company amended the credit agreement governing the Company’s revolving credit facility and the term loan described in Note 7 above to extend the maturity date of the revolving credit facility to March 31, 2013 and to eliminate the receivables borrowing base limitation previously applicable to the revolving credit facility. The revolving credit facility continues to provide for a line of credit of up to $10.0 million. The Company may draw upon this line of credit up to $10.0 million, less amounts outstanding under letters of credit. The proceeds of the line of credit will be used exclusively for working capital purposes. Substantially all of the assets of the Company and its wholly owned subsidiaries are pledged as collateral securing the Company’s performance under the revolving credit facility and term loan. The revolving credit facility bears interest based at the one-month LIBOR plus an initial increment of 175 basis points (2.01% as of December 31, 2011). The credit agreement governing the revolving credit facility and the term loan contains certain covenants related to the Company’s financial performance. Included among the covenants are a fixed charge coverage ratio and a total funded debt to earnings before interest, taxes, depreciation and amortization ratio. As of December 31, 2011, the Company was not in compliance with the terms of the credit agreement with respect to the declaration and payment of cash dividends in 2011 by the Company to the holders of the Company’s Series A Convertible Perpetual Preferred Stock, as well as certain other technical matters not involving the Company’s financial performance or financial maintenance covenants. Subsequent to December 31, 2011, the Company received a waiver from its lender regarding the payment of dividends on the preferred stock in October 2011 and January 2012 and the other technical matters noted above. As of December 31, 2011, the Company was in compliance with all other terms under the credit agreement and no other events of default existed under the terms of such agreement. The Company had outstanding standby letters of credit as of both December 31, 2011 and 2010 totaling $410,000 related to insurance policies either continuing in force or recently canceled. Amounts outstanding for letters of credit reduce the amount available under the revolving credit facility, on a dollar-for-dollar basis. Available capacity in excess of outstanding borrowings under the line was approximately $9.6 million and $6.8 million of the as of December 31, 2011 and 2010, respectively. The line of credit carries a maturity date of March 31, 2013. As of December 31, 2011 and 2010 the line of credit balance was $0 and $2,749,000, respectively.

On March 31, 2011, the Company amended the credit agreement governing the Company’s revolving credit facility and the term loan described in Note 7 above to extend the maturity date of the revolving credit facility to March 31, 2013 and to eliminate the receivables borrowing base limitation previously applicable to the revolving credit facility. The revolving credit facility continues to provide for a line of credit of up to $10.0 million. The Company may draw upon this line of credit up to $10.0 million, less amounts outstanding under letters of credit. The proceeds of the line of credit will be used exclusively for working capital purposes.

Substantially all of the assets of the Company and its wholly owned subsidiaries are pledged as collateral securing the Company’s performance under the revolving credit facility and term loan. The revolving credit facility bears interest based at the one-month LIBOR plus an initial increment of 175 basis points (2.01% as of December 31, 2011).

The credit agreement governing the revolving credit facility and the term loan contains certain covenants related to the Company’s financial performance. Included among the covenants are a fixed charge coverage ratio and a total funded debt to earnings before interest, taxes, depreciation and amortization ratio. As of December 31, 2011, the Company was not in compliance with the terms of the credit agreement with respect to the declaration and payment of cash dividends in 2011 by the Company to the holders of the Company’s Series A Convertible Perpetual Preferred Stock, as well as certain other technical matters not involving the Company’s financial performance or financial maintenance covenants. Subsequent to December 31, 2011, the Company received a waiver from its lender regarding the payment of dividends on the preferred stock in October 2011 and January 2012 and the other technical matters noted above. As of December 31, 2011, the Company was in compliance with all other terms under the credit agreement and no other events of default existed under the terms of such agreement.

The Company had outstanding standby letters of credit as of both December 31, 2011 and 2010 totaling $410,000 related to insurance policies either continuing in force or recently canceled. Amounts outstanding for letters of credit reduce the amount available under the revolving credit facility, on a dollar-for-dollar basis.

Available capacity in excess of outstanding borrowings under the line was approximately $9.6 million and $6.8 million of the as of December 31, 2011 and 2010, respectively. The line of credit carries a maturity date of March 31, 2013. As of December 31, 2011 and 2010 the line of credit balance was $0 and $2,749,000, respectively.