Annual report pursuant to Section 13 and 15(d)

Long-term Debt (Term Loan and Vehicle Loan) (Details)

v2.4.0.6
Long-term Debt (Term Loan and Vehicle Loan) (Details) (USD $)
12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Dec. 29, 2012
Term Loan [Member]
Aug. 21, 2012
Term Loan [Member]
Dec. 29, 2012
Vehicle Loan [Member]
loans
Dec. 29, 2012
Interest Rate Swap [Member]
Dec. 29, 2012
Interest Rate Swap [Member]
Term Loan [Member]
Dec. 29, 2012
Not Designated as Hedging Instrument [Member]
Interest Rate Swap [Member]
Aug. 21, 2012
Not Designated as Hedging Instrument [Member]
Interest Rate Swap [Member]
Dec. 29, 2012
Not Designated as Hedging Instrument [Member]
Interest Rate Swap [Member]
Term Loan [Member]
Aug. 21, 2012
Not Designated as Hedging Instrument [Member]
Interest Rate Swap [Member]
Term Loan [Member]
Dec. 29, 2012
Acquisition related costs [Member]
Interest Rate Swap [Member]
Term Loan [Member]
Debt Instrument [Line Items]                          
Period of term loan (years)       10 years                  
Term loan, original balance       $ 22,500,000 $ 22,500,000                
Monthly principal payments       187,500                  
Interest rate swap notional value                   22,500,000   22,500,000  
Interest rate swap, fixed interest rate (percent)                   3.74%   3.74%  
Remaining maturity period of interest rate swap (years)                 10 years   10 years    
Fair value of interest rate swap             450,000 450,000          
Change in fair value of interest rate swap (113,648) 0 0                   337,000
Stated interest rate (percent)           0.90%              
Number of loans (loans)           1              
Debt monthly principal and interest payment           $ 2,039