XML 69 R58.htm IDEA: XBRL DOCUMENT v3.8.0.1
Derivative Instruments and Hedging Activities (Notional and Fair Values Of Derivative Contracts Designated And Not Designated As Hedging Instruments) (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
9 Months Ended
Feb. 25, 2018
May 28, 2017
Derivatives, Fair Value [Line Items]    
Derivative contracts, derivative assets, fair value $ 0.4 $ 0.0
Derivative contracts, derivative liabilities, fair value 2.5 0.4
Equity forwards    
Derivatives, Fair Value [Line Items]    
Derivative contracts, derivative assets, fair value 0.0 0.0
Derivative contracts, derivative liabilities, fair value $ 2.3 0.4
Equity forwards | Designated as Hedging Instruments    
Derivatives, Fair Value [Line Items]    
Derivative contracts, number of shares outstanding 0.4  
Derivative contracts, weighted-average forward rates (in dollars per share) $ 76.80  
Derivative contracts, notional $ 32.7  
Derivative contracts, derivative assets, fair value 0.0 0.0
Derivative contracts, derivative liabilities, fair value $ 1.0 0.1
Equity forwards | Not Designated as Hedging Instruments    
Derivatives, Fair Value [Line Items]    
Derivative contracts, number of shares outstanding 0.6  
Derivative contracts, weighted-average forward rates (in dollars per share) $ 58.29  
Derivative contracts, notional $ 32.4  
Derivative contracts, derivative assets, fair value 0.0 0.0
Derivative contracts, derivative liabilities, fair value 1.3 0.3
Commodity contracts    
Derivatives, Fair Value [Line Items]    
Derivative contracts, notional 10.3  
Derivative contracts, derivative assets, fair value 0.4 0.0
Derivative contracts, derivative liabilities, fair value $ 0.2 $ 0.0