Quarterly report pursuant to Section 13 or 15(d)

Line of Credit (Details)

v2.4.0.6
Line of Credit (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Line of Credit    
Outstanding balance under the Revolving Credit Agreement $ 11,903 $ 10,685
Revolving line of credit | PNC
   
Line of Credit    
Amount of revolving line of credit 15,000  
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 11,903 10,685
Weighted average interest rate (as a percent) 3.73% 3.72%
Available borrowing capacity under the Revolving Credit Agreement 2,228 3,505
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%  
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%  
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 on the revolving line of credit one month LIBOR rate  
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