Trade Accounts Receivable - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	Oct. 28, 2012	Oct. 30, 2011
Allowance For Doubtful Accounts Receivable Rollforward
Unbilled receivables included in trade accounts receivable	$ 31.2	$ 33.4

Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.

No definition available.

Name:	us-gaap_UnbilledReceivablesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant