Other Long-Term Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Oct. 31, 2012
Liabilities Other than long term debt non current
Deferred compensation liability	$ 115,687	$ 100,645
Other long-term liabilities	61,039	25,572
Total	$ 176,726	$ 126,217

Aggregated carrying amounts of obligations as of the balance sheet date, excluding long-term debt, incurred as part of the normal operations that are expected to be paid after one year or beyond the normal operating cycle, if longer. Alternate captions include Total Deferred Credits and Other Liabilities.

No definition available.

Name:	us-gaap_LiabilitiesOtherThanLongtermDebtNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant