Annual report pursuant to Section 13 and 15(d)

Related Party Transactions (Details)

v2.4.0.6
Related Party Transactions (Details) (USD $)
12 Months Ended 12 Months Ended
Dec. 30, 2012
Jun. 03, 2009
item
Dec. 31, 2006
Member and former franchisee appointed as board member
item
Dec. 30, 2012
Member and former franchisee appointed as board member
item
Dec. 30, 2012
Member and former franchisee appointed as board member
Minimum
Dec. 30, 2012
Member and former franchisee appointed as board member
Maximum
Dec. 30, 2012
Member and former franchisee appointed as board member
Three privately-held entities
item
Dec. 25, 2011
Member and former franchisee appointed as board member
Three privately-held entities
Dec. 26, 2010
Member and former franchisee appointed as board member
Three privately-held entities
Related Party Transactions                  
Number of members on board of directors before expansion   7              
Number of members on board of directors   8              
Number of restaurants acquired from member     13            
Percentage of interests held in privately-held entity that hold leases for restaurants owned by the entity         45.00% 100.00%      
Number of privately-held entities       3          
Number of restaurants for which privately-held entities hold leases             3    
Rent and other related payments             $ 1,200,000 $ 1,100,000 $ 1,100,000
Future minimum lease commitments $ 386,071,000           $ 4,100,000