Basis of Presentation (Narrative) (Details)	6 Months Ended
	Jun. 30, 2013 segment item region
Number of restaurants	1,502
Number of regions	7
Number of reportable segments	1
ShopHouse Southeast Asian Kitchen [Member]
Number of restaurants	2
Canada [Member]
Number of restaurants	5
London, England [Member]
Number of restaurants	6
Paris, France [Member]
Number of restaurants	1