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Stock-Based Compensation
9 Months Ended
Feb. 27, 2021
Stock-Based Compensation [Abstract]  
Stock-Based Compensation Stock-Based Compensation
The following table summarizes the stock-based compensation expense and related income tax effect for the three and nine months ended:
Three Months EndedNine Months Ended
(In millions)February 27, 2021February 29, 2020February 27, 2021February 29, 2020
Stock-based compensation expense$2.2 $2.5 $6.1 $7.9 
Related income tax effect$0.5 $0.6 $1.4 $1.8 
Certain of the Company's equity-based compensation awards contain provisions that allow for continued vesting into retirement. Stock-based awards are considered fully vested for expense attribution purposes when the employee's retention of the award is no longer contingent on providing subsequent service.