Summary Of Significant Accounting Policies (Schedule Of Other Long-Term Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2011		Oct. 31, 2010
Summary Of Significant Accounting Policies [Abstract]
Deferred compensation liability	$ 90,060	[1]	$ 83,330	[1]
Other long-term liabilities	18,016		18,555
Total	$ 108,076		$ 101,885

[1] See Note 9.