Shareholders' Equity and Stock-Based Compensation (Details 1) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
May 29, 2014	May 30, 2013	May 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding
Outstanding at beginning of year	1,949	2,006	1,873
Granted	291	306	328
Exercised	(437)	(202)	(121)
Forfeited	(237)	(161)	(74)
Outstanding at end of year	1,566	1,949	2,006
Exercisable at end of year	909	1,113	1,122
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Outstanding at beginning of year	$ 14.03	$ 13.91	$ 14.31
Granted	$ 13.16	$ 13.12	$ 10.00
Exercised	$ 12.81	$ 10.82	$ 10.61
Forfeited	$ 14.16	$ 14.48	$ 11.98
Outstanding at end of year	$ 14.06	$ 14.03	$ 13.91
Exercisable at end of year	$ 15.29	$ 15.47	$ 15.13
Weighted-average fair value of options granted during year	$ 4.52	$ 5.20	$ 3.96

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

+ References

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

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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

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