Earnings Per Share and Stock Issuances - Additional Information (Details) $ / shares in Units, shares in Millions, $ in Millions	May 31, 2021 USD ($) $ / shares shares
Class of Stock [Line Items]
Common Stock, Par or Stated Value Per Share | $ / shares	$ 0.01
Minimum [Member]
Class of Stock [Line Items]
Common Stock, Shares Authorized | shares	320.0
Maximum [Member]
Class of Stock [Line Items]
Common Stock, Shares Authorized | shares	640.0
November 2019 [Member]
Class of Stock [Line Items]
Stock repurchase program, remaining authorized repurchase amount | $	$ 584.3
Stock repurchase program, authorized amount | $	$ 600.0