Quarterly report pursuant to Section 13 or 15(d)

Advertising and Marketing Costs (Details)

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Advertising and Marketing Costs (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Oct. 06, 2013
Sep. 30, 2012
Oct. 06, 2013
item
Sep. 30, 2012
Advertising and Marketing Costs        
Advertising and marketing costs $ 8.4 $ 6.9 $ 27.2 $ 24.9
Number of marketing and national media advertising funds to which the entity and franchisees must contribute a minimum percentage of revenue     2