Annual report pursuant to Section 13 and 15(d)

Income Taxes (Reconciliation Of Income Tax Provision) (Details)

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Income Taxes (Reconciliation Of Income Tax Provision) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Income Taxes [Abstract]      
Federal income taxes at statutory rate $ 34,449 $ 27,117 $ 24,102
State income taxes, net of federal tax benefit 1,201 1,373 1,192
Qualified production activities deduction (2,651) (1,576) (1,320)
All other, net (1,006) (188) (761)
Income tax expense (benefit) $ 31,993 $ 26,726 $ 23,213