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Operating Segments (Details) - USD ($) $ in Millions	3 Months Ended												12 Months Ended
	May 28, 2016	Feb. 27, 2016	Nov. 28, 2015	Aug. 29, 2015	May 30, 2015	Feb. 28, 2015	Nov. 29, 2014	Aug. 30, 2014	May 31, 2014	Mar. 01, 2014	Nov. 30, 2013	Aug. 31, 2013	May 28, 2016	May 30, 2015	May 31, 2014
Segment Reporting Information
Restructuring and impairment expenses													$ 0.0	$ 12.7	$ 26.5
Net sales	$ 582.6	$ 536.5	$ 580.4	$ 565.4	$ 550.7	$ 516.4	$ 565.4	$ 509.7	$ 487.5	$ 455.9	$ 470.5	$ 468.1	$ 2,264.9	$ 2,142.2	$ 1,882.0
Distributor Concentration Risk | Sales Revenue, Net
Segment Reporting Information
Concentration Risk, Percentage													5.00%
Customer Concentration Risk | Sales Revenue, Net
Segment Reporting Information
Concentration Risk, Percentage													4.00%	5.00%	5.00%
Net sales													$ 88.0	$ 97.0	$ 102.0
Unionized Employees Concentration Risk | Workforce Subject to Collective Bargaining Arrangements
Segment Reporting Information
Concentration Risk, Percentage													15.60%

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 275
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-Paragraph 21
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-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

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The aggregate amount provided for estimated restructuring charges, remediation costs, and asset impairment loss during an accounting period. Generally, these items are either unusual or infrequent, but not both (in which case they would be extraordinary items).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.3)
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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Topic 225
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