Debt	12 Months Ended
Dec. 31, 2011
Debt [Abstract]
Debt	(7) Debt Credit Agreement Our credit agreement with Wells Fargo Bank, National Association (“Credit Agreement”) provides a $20.0 million secured revolving credit facility for working capital and general corporate purposes, including up to $10.0 million available for issuances of letters of credit. Outstanding letters of credit reduce the amounts available under this credit facility. The Credit Agreement expires on July 1, 2012. Any borrowings under the Credit Agreement will, at our request, be classified as either LIBOR Loans or Adjusted Base Rate (“ABR”) Loans (both as defined in the Credit Agreement). The rate of interest payable by us in respect of loans outstanding under the revolving credit facility is (i) with respect to LIBOR Loans, the Adjusted LIBO Rate (as defined in the Credit Agreement) for the interest period then in effect plus 3.00%, or (ii) with respect to ABR Loans, the ABR (as defined in the Credit Agreement) then in effect plus 0.50%. We are subject to certain financial covenants under the Credit Agreement, including minimum fixed charge coverage ratios, minimum net worth requirements, and maintenance of an aggregate principal balance of zero under the Credit Agreement for a period of not less than 30 consecutive days in each fiscal year. The Credit Agreement is secured by a first priority security interest in our assets and those of our domestic subsidiaries. At December 31, 2011, and January 1, 2011, $20.0 million and $17.0 million, respectively, were available under the Credit Agreement, we had no borrowings and we were in compliance with all financial covenants. As of December 31, 2011, we had no outstanding letters of credit. As of January 1, 2011, we had $3.0 million of outstanding letters of credit.

Debt

12 Months Ended

Dec. 31, 2011

(7) Debt

Credit Agreement

Our credit agreement with Wells Fargo Bank, National Association (“Credit Agreement”) provides a $20.0 million secured revolving credit facility for working capital and general corporate purposes, including up to $10.0 million available for issuances of letters of credit. Outstanding letters of credit reduce the amounts available under this credit facility. The Credit Agreement expires on July 1, 2012.

Any borrowings under the Credit Agreement will, at our request, be classified as either LIBOR Loans or Adjusted Base Rate (“ABR”) Loans (both as defined in the Credit Agreement). The rate of interest payable by us in respect of loans outstanding under the revolving credit facility is (i) with respect to LIBOR Loans, the Adjusted LIBO Rate (as defined in the Credit Agreement) for the interest period then in effect plus 3.00%, or (ii) with respect to ABR Loans, the ABR (as defined in the Credit Agreement) then in effect plus 0.50%. We are subject to certain financial covenants under the Credit Agreement, including minimum fixed charge coverage ratios, minimum net worth requirements, and maintenance of an aggregate principal balance of zero under the Credit Agreement for a period of not less than 30 consecutive days in each fiscal year. The Credit Agreement is secured by a first priority security interest in our assets and those of our domestic subsidiaries.

At December 31, 2011, and January 1, 2011, $20.0 million and $17.0 million, respectively, were available under the Credit Agreement, we had no borrowings and we were in compliance with all financial covenants. As of December 31, 2011, we had no outstanding letters of credit. As of January 1, 2011, we had $3.0 million of outstanding letters of credit.