Quarterly report pursuant to Section 13 or 15(d)

Line of Credit (Details)

v3.4.0.3
Line of Credit (Details)
3 Months Ended
Apr. 02, 2016
USD ($)
Jan. 02, 2016
USD ($)
Line of Credit    
Interest rate on the revolving line of credit one-month LIBOR rate  
Document Period End Date Apr. 02, 2016  
Outstanding balance under the Revolving Credit Agreement $ 10,412,000 $ 12,668,000
Revolving line of credit | PNC    
Line of Credit    
Amount of revolving line of credit $ 15,000,000  
Minimum fixed charge coverage ratio 1.10  
Outstanding balance under the Revolving Credit Agreement $ 10,412,000 $ 12,668,000
Weighted average interest rate (as a percent) 4.81% 7.25%
Available borrowing capacity under the Revolving Credit Agreement $ 1,564,000 $ 1,382,000
Revolving line of credit | PNC | Base Rate    
Line of Credit    
Interest rate on the revolving line of credit PNC Base Rate  
Revolving line of credit | PNC | LIBOR Rate    
Line of Credit    
Debt Covenant, Loan Affiliate Maximum Balance $ 1,000  
Interest rate on the revolving line of credit 1-, 2- or 3-month PNC LIBOR Rate  
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%  
Revolving line of credit | PNC | One month LIBOR rate    
Line of Credit    
Interest rate margin (as a percent) 1.00%  
Letter of credit | PNC    
Line of Credit    
Letter of credit issued in favor of Whirlpool Corporation $ 750,000  
Minimum [Member] | Revolving line of credit | PNC    
Line of Credit    
Interest rate margin (as a percent) 1.75%  
Minimum [Member] | Revolving line of credit | PNC | LIBOR Rate    
Line of Credit    
Interest rate margin (as a percent) 2.75%  
Maximum [Member] | Revolving line of credit | PNC    
Line of Credit    
Interest rate margin (as a percent) 3.25%  
Maximum [Member] | Revolving line of credit | PNC | LIBOR Rate    
Line of Credit    
Interest rate margin (as a percent) 4.25%