Subsequent Events	6 Months Ended
Apr. 30, 2017
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events During May 2017, the Company completed a sale and leaseback transaction of its properties located in Roseville, California, for total consideration of $104 million.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

No definition available.

Name:	us-gaap_SubsequentEventsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration