Quarterly report pursuant to Section 13 or 15(d)

Restaurant Impairment and Closures (Details)

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Restaurant Impairment and Closures (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
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Oct. 02, 2011
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Sep. 30, 2012
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Oct. 02, 2011
Restaurant Impairment and Closures        
Number of restaurants closed 1   3  
Number of restaurants impaired   1    
Non-cash pre-tax impairment charge (in dollars)   $ 1,919   $ 1,919