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Supplemental Financial Information (Accrued Expense and Other Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
Jul. 02, 2013
Jan. 01, 2013
Supplemental Financial Information [Abstract]    
Gift card liability $ 1,650 $ 2,182
Occupancy related 1,188 1,264
Utilities 1,183 1,002
Other accrued expenses 3,496 2,801
Accrued expenses and other current liabilities $ 7,517 $ 7,249