Quarterly report pursuant to Section 13 or 15(d)

Advertising Costs (Details)

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Advertising Costs (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Oct. 02, 2011
Sep. 30, 2012
item
Oct. 02, 2011
Advertising Costs        
Advertising and marketing costs $ 6.9 $ 6.5 $ 24.9 $ 23.3
Number of marketing and national media advertising funds to which the entity and franchisees must contribute a minimum percentage of revenue     2