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Stock-Based Compensation (Details) - USD ($) $ in Millions | 3 Months Ended
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Sep. 01, 2018 | Sep. 02, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Stock-based compensation expense | $ 2.5 | $ 1.3
Related income tax effect | $ 0.6 | $ 0.5
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract] |  |
Stock Options | 265,739 | 150,556
Restricted Stock Units (RSUs) |  |
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract] |  |
Restricted Stock Units | 95,587 | 90,671
Performance Share Units | 95,587 | 90,671
Performance Share Units |  |
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract] |  |
Restricted Stock Units | 239,679 | 130,179
Performance Share Units | 239,679 | 130,179

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period. + 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 (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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