Deferred Revenue Components Of Deferred Revenue (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Deferred revenue	$ 68,825	$ 67,322
Loyalty Programs
Deferred revenue	64,636	61,604
Initial, Relicensing And Franchise Fees
Deferred revenue	3,198	4,631
Procurement Service Fees
Deferred revenue	957	1,052
Other
Deferred revenue	$ 34	$ 35