The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References+ Details

The amount of net income (loss) reported by an equity method investment of the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

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+ Details

Investment in Unconsolidated Affiliated Company (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 28, 2011	Sep. 02, 2011	Aug. 16, 2011	Jul. 28, 2011
Schedule of Equity Method Investments [Line Items]
Equity method interest, minimum (in hundredths)	20.00%
International Mining Machinery Holdings Ltd. [Member]
Schedule of Equity Method Investments [Line Items]
Purchase of shares of International Mining Machinery Holdings Ltd. (in shares)		127.2	102.0	136.5
Total purchase price of International Mining Machinery Holding Ltd.	$ 376.7
Percentage of outstanding shares of IMM (in hundredths)	28.10%
Equity method interest, minimum (in hundredths)	20.00%
Estimated net income	$ 3.4