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Investments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 01, 2012	Sep. 03, 2011	Jun. 02, 2012
Investments (Textual) [Abstract]
Investment in time deposits and certificate of deposits, less than twelve months	$ 98.7
Investment in time deposits and certificate of deposits, greater than twelve months	10.6
Investment in time deposits and certificate of deposits	109.3
Investments, which are included in non-current assets	0.4		0.4
Proceeds from the sale of securities	$ 0.1	$ 0.1
Gross realized gains and losses on sale, description	less than $0.1 million	less than $0.1 million
Net unrealized holding gains, description	less than $0.1 million	less than $0.1 million

X

- Definition

Available for sale securities gross realized gain loss description.

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Investment in time deposits and certificate of deposits.

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- Definition

Investment in time deposits and certificate of deposits current.

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- Definition

Investment in time deposits and certificate of deposits non current.

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- Definition

Amount of equity securities categorized neither as held-to-maturity nor as trading.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph 3

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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The cash inflow associated with the sale of equity securities classified as available-for-sale securities.

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