Quarterly report pursuant to Section 13 or 15(d)

Line of Credit (Details)

v2.4.0.6
Line of Credit (Details) (USD $)
 9 Months Ended 12 Months Ended
Sep. 29, 2012
Sep. 29, 2012
Dec. 31, 2011
Line of Credit      
Outstanding balance under the Revolving Credit Agreement $ 12,457,000 $ 12,457,000 $ 10,685,000
Revolving line of credit | PNC
      
Line of Credit      
Amount of revolving line of credit 15,000,000 15,000,000  
Minimum fixed charge coverage ratio 1.10    
Trailing period for measurement of fixed charge coverage ratio (in months) 12 months    
Outstanding balance under the Revolving Credit Agreement 12,457,000 12,457,000 10,685,000
Weighted average interest rate (as a percent) 3.39% 3.39% 3.72%
Available borrowing capacity under the Revolving Credit Agreement 1,664,000 1,664,000 3,505,000
Fixed charge coverage ratio   (1.55) 10.10
Revolving line of credit | PNC | Base Rate
      
Line of Credit      
Interest rate on the revolving line of credit PNC Base Rate    
Interest rate margin (as a percent) 1.75% 1.75%  
Revolving line of credit | PNC | LIBOR Rate
      
Line of Credit      
Interest rate on the revolving line of credit 1-, 2- or 3-month PNC LIBOR Rate    
Interest rate margin (as a percent) 2.75% 2.75%  
Revolving line of credit | PNC | Federal Funds Open Rate
      
Line of Credit      
Interest rate on the revolving line of credit Federal Funds Open Rate    
Interest rate margin (as a percent) 0.50% 0.50%  
Revolving line of credit | PNC | One month LIBOR rate
      
Line of Credit      
Interest rate on the revolving line of credit One month LIBOR rate    
Interest rate margin (as a percent) 1.00% 1.00%  
Letter of credit | PNC
      
Line of Credit      
Letter of credit issued in favor of Whirlpool Corporation 750,000 750,000  
AAP [Member] | Revolving line of credit
      
Line of Credit      
Maximum, outstanding balance, credit agreement 800,000    
Maximum, outstanding balance, credit agreement, remaining fiscal year 550,000    
Maximum outstanding balance, credit agreement, thereafter 300,000    
Credit agreement, covenent requirement, current outstanding balance $ 750,000