Summary of Option Activities (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Jun. 01, 2013	Jun. 02, 2012	May 28, 2011
Number of Options
Beginning Balance	766	883	1,683
Granted	225	140	209
Exercised	(31)	(121)	(699)
Forfeited	(14)	(62)	(114)
Cancelled	(2)	(74)	(196)
Ending Balance	944	766	883
Options Vested at June 1, 2013	468
Weighted Average Exercise Price
Beginning Balance	$ 9.52	$ 8.51	$ 8.09
Granted	$ 11.70	$ 12.87	$ 12.94
Exercised	$ 6.37	$ 6.68	$ 7.77
Forefeited	$ 10.40	$ 8.91	$ 5.99
Cancelled	$ 12.43	$ 7.92	$ 13.69
Ending Balance	$ 10.13	$ 9.52	$ 8.51
Options Vested at June 1, 2013	$ 9.17
Weighted Average Remaining Contractual Term
Options Outstanding at June 1, 2013	6 years 8 months 12 days
Options Vested at June 1, 2013	5 years 1 month 6 days
Aggregate Intrinsic Value
Options Outstanding at June 1, 2013	$ 2,087
Options Vested at June 1, 2013	$ 1,449

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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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.

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

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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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 remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options outstanding.

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As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of options vested.

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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 of the plan that expired.

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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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