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Fair Value - Schedule of Unrealized Gain (Loss) on Investments (Details) - USD ($) $ in Millions	May 29, 2021	May 30, 2020
Gain (Loss) on Investments
Cost	$ 7.4	$ 6.8
Unrealized Gain/(Loss)	0.3	0.2
Market Value	7.7	7.0
Mutual funds - fixed income
Gain (Loss) on Investments
Cost	6.9	6.2
Unrealized Gain/(Loss)	0.0	0.1
Market Value	6.9	6.3
Mutual funds - equity
Gain (Loss) on Investments
Cost	0.5	0.6
Unrealized Gain/(Loss)	0.3	0.1
Market Value	$ 0.8	$ 0.7

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- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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