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Summary of Options Outstanding (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Jun. 01, 2013 | Jun. 02, 2012 | May 28, 2011 | May 29, 2010
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |  |
Options Outstanding - Number Outstanding | 944 | 766 | 883 | 1,683
Options Outstanding - Weighted Average Exercise Price | $ 10.13 | $ 9.52 | $ 8.51 | $ 8.09
Options Outstanding - Weighted Average Remaining Contractual Life | 6 years 8 months 12 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | $ 2,087 |  |  |
Options Outstanding - Number Outstanding | 468 |  |  |
Options Outstanding - Weighted Average Exercise Price | $ 9.17 |  |  |
Options Outstanding - Weighted Average Remaining Contractual Life | 5 years 1 month 6 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | 1,449 |  |  |
$4.18 to $7.24 |  |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |  |
Range of Exercise Prices - Lower Limit | $ 4.18 |  |  |
Range of Exercise Prices - Upper Limit | $ 7.24 |  |  |
Options Outstanding - Number Outstanding | 254 |  |  |
Options Outstanding - Weighted Average Exercise Price | $ 5.72 |  |  |
Options Outstanding - Weighted Average Remaining Contractual Life | 5 years 7 months 6 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | 1,587 |  |  |
Options Outstanding - Number Outstanding | 166 |  |  |
Options Outstanding - Weighted Average Exercise Price | $ 5.84 |  |  |
Options Outstanding - Weighted Average Remaining Contractual Life | 5 years 4 months 24 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | 1,015 |  |  |
$7.32 to $11.00 |  |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |  |
Range of Exercise Prices - Lower Limit | $ 7.32 |  |  |
Range of Exercise Prices - Upper Limit | $ 11.00 |  |  |
Options Outstanding - Number Outstanding | 138 |  |  |
Options Outstanding - Weighted Average Exercise Price | $ 8.96 |  |  |
Options Outstanding - Weighted Average Remaining Contractual Life | 3 years 3 months 18 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | 414 |  |  |
Options Outstanding - Number Outstanding | 138 |  |  |
Options Outstanding - Weighted Average Exercise Price | $ 8.96 |  |  |
Options Outstanding - Weighted Average Remaining Contractual Life | 3 years 3 months 18 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | 413 |  |  |
$11.12 to $ 13.76 |  |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |  |
Range of Exercise Prices - Lower Limit | $ 11.12 |  |  |
Range of Exercise Prices - Upper Limit | $ 13.76 |  |  |
Options Outstanding - Number Outstanding | 552 |  |  |
Options Outstanding - Weighted Average Exercise Price | $ 12.45 |  |  |
Options Outstanding - Weighted Average Remaining Contractual Life | 8 years 1 month 6 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | 86 |  |  |
Options Outstanding - Number Outstanding | 164 |  |  |
Options Outstanding - Weighted Average Exercise Price | $ 12.72 |  |  |
Options Outstanding - Weighted Average Remaining Contractual Life | 6 years 4 months 24 days |  |  |
Options Outstanding - Aggregate Intrinsic Value | $ 21 |  |  |

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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. + References 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)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options vested. + References No definition available. + Details
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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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