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Significant Accounting Policies and Disclosures - Schedule of Share-Based Compensation, Shares Outstanding Under Stock Option Plans, by Exercise Price Range (Details) - $ / shares shares in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Jun. 01, 2019 | Jun. 02, 2018 | May 27, 2017 | May 28, 2016
Stock Options |  |  |  |
Options, Outstanding, Number | 1,364 | 1,195 | 1,073 | 1,019
Options, Outstanding, Weighted Average Exercise Price | $ 9.08 | $ 8.89 | $ 9.38 | $ 9.93
Options, Outstanding, Weighted Average Remaining Contractual Term | 5 years 7 months 6 days |  |  |
Options, Vested, Number of Shares | 888 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price | $ 9.79 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term | 4 years 2 months 12 days |  |  |
$5.49 to $6.90 |  |  |  |
Options, Outstanding, Number | 482 |  |  |
Options, Outstanding, Weighted Average Exercise Price | $ 6.16 |  |  |
Options, Outstanding, Weighted Average Remaining Contractual Term | 6 years 2 months 12 days |  |  |
Options, Vested, Number of Shares | 255 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price | $ 6.05 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term | 5 years |  |  |
$7.98 to $10.85 |  |  |  |
Options, Outstanding, Number | 455 |  |  |
Options, Outstanding, Weighted Average Exercise Price | $ 9.38 |  |  |
Options, Outstanding, Weighted Average Remaining Contractual Term | 7 years 2 months 12 days |  |  |
Options, Vested, Number of Shares | 206 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price | $ 9.70 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term | 5 years 2 months 12 days |  |  |
$11.14 to $13.76 |  |  |  |
Options, Outstanding, Number | 427 |  |  |
Options, Outstanding, Weighted Average Exercise Price | $ 12.05 |  |  |
Options, Outstanding, Weighted Average Remaining Contractual Term | 3 years 1 month 6 days |  |  |
Options, Vested, Number of Shares | 427 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price | $ 12.05 |  |  |
Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term | 3 years 1 month 6 days |  |  |

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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&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://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&loc=d3e5070-113901 + Details
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- Definition Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=109197908&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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