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Stock Options, Stock Grants and New Stock (Stock Award Activity) (Details) (2005 Stock Awards Plan [Member], Stock Awards [Member], USD $)
12 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Outstanding, beginning of the year (shares) 32,473 43,572 48,340
Granted (shares) 0   13,420
Vested (shares) (8,161) (11,099) (12,290)
Forfeited or expired (shares) (5,060) 0 (19,198)
Outstanding, end of the year (shares) 19,252 32,473 43,572
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]      
Outstanding, beginning of the year, weighted average grant date fair value (dollars per share) $ 10.98 $ 11.39 $ 10.47
Granted, weighted average grant date fair value (dollars per share)     $ 11.55
Vested, weighted average grant date fair value (dollars per share) $ 11.06 $ 12.60 $ 12.81
Forfeited or expired, weighted average grant date fair value (dollars per share) $ 10.20    $ 9.62
Outstanding, end of the year, weighted average grant date fair value (dollars per share) $ 11.15 $ 10.98 $ 11.39
President of Palmer [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Granted (shares)     13,300
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]      
Granted, weighted average grant date fair value (dollars per share)     $ 13.34