Debt (Details Textuals) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended
	Nov. 30, 2011 Global Credit Facility [Member] USD ($)	Oct. 01, 2011 Global Credit Facility [Member] USD ($)	Oct. 01, 2011 Chinese Credit Facility [Member] USD ($)	Oct. 01, 2011 Chinese Credit Facility [Member] CNY
Credit Facilities (Textuals) [Abstract]
Unsecured revolving line of credit		$ 500
Maximum borrowing capacity		750	11	70
Remaining availability under credit facility		384.6
Amount of borrowings outstanding under the Credit Facility		100.0	0	0
Line of credit facility, contingent liability for outstanding LOCs		15.4
Repayment of borrowings under the credit facility	$ 100.0
Maximum ratio of adjusted debt to consolidated EBITDAR as of date of measurement for four consecutive quarters		3.75
Credit facility covenant terms		The Global Credit Facility contains a number of covenants that, among other things, restrict the Company’s ability, subject to specified exceptions, to incur additional debt; incur liens ; sell or dispose of assets; merge with or acquire other companies; liquidate or dissolve itself; engage in businesses that are not in a related line of business; make loans, advances or guarantees; engage in transactions with affiliates; and make investments. The Global Credit Facility also requires the Company to maintain a maximum ratio of Adjusted Debt to Consolidated EBITDAR (the “leverage ratio”) of no greater than 3.75 as of the date of measurement for four consecutive fiscal quarters. Adjusted Debt is defined generally as consolidated debt outstanding plus 8 times consolidated rent expense for the last twelve months. EBITDAR is defined generally as consolidated net income plus (i) income tax expense, (ii) net interest expense, (iii) depreciation and amortization expense and (iv) consolidated rent expense.
Credit Facility covenant compliance		No Event of Default has occurred under the Company's Global Credit Facility
Line of credit facility, expiration date		March 2016	February 9, 2012	February 9, 2012
Short-term interest rate			Either (i) at least 90% of the short-term interest rate published by the People’s Bank of China or (ii) a rate determined by the Bank at its discretion based on prevailing market conditions.	Either (i) at least 90% of the short-term interest rate published by the People’s Bank of China or (ii) a rate determined by the Bank at its discretion based on prevailing market conditions.