Significant Accounting Policies - Accumulated Other Comprehensive Loss (Detail) (USD $) In Millions, unless otherwise specified	Oct. 26, 2012	Oct. 28, 2011	Oct. 29, 2010
Accumulated Other Comprehensive Loss [Line Items]
Unrecognized pension and other postretirement obligations	$ (559.4)	$ (456.3)	$ (436.1)
Unrealized gain on derivatives	4.9	0.7	2.7
Foreign currency translation	45.9	59.5	53.8
Accumulated other comprehensive loss	$ (508.6)	$ (396.1)	$ (379.6)

Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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The total of net gain (loss), prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s) because they have yet to be recognized as components of net periodic benefit cost.

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- Definition

Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

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