Description of Business, Basis of Presentation, and Significant Accounting Policies (Tables)

12 Months Ended

May 31, 2020

Description of Business, Basis of Presentation, and Significant Accounting Policies [Abstract]

Estimated Useful Lives of Depreciable Assets

Category	Depreciable life
Buildings and improvements	10 to 35 years or the remaining life, whichever is shorter
Data processing equipment	Three to four years
Furniture, fixtures, and equipment	Two to seven years
Leasehold improvements	10 years or the life of the lease, whichever is shorter