|
Summary of Significant Accounting Policies (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 29, 2012
|
Feb. 01, 2012
Little Sheep Group Limited [Member]
|
|---|---|---|
| Schedule of Equity Method Investments [Line Items] | ||
| Future lease payments due from franchisees on a nominal basis | $ 430 | |
| Additional percentage of ownership acquired (in hundredths) | 66.00% |