Quarterly report pursuant to Section 13 or 15(d)

Funds Held for Clients and Corporate Investments (Realized Gains and Losses from Sale of Available-for-sale Securities) (Details)

v3.22.2.2
Funds Held for Clients and Corporate Investments (Realized Gains and Losses from Sale of Available-for-sale Securities) (Details) - USD ($)
$ in Millions
3 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Funds Held for Clients and Corporate Investments [Abstract]    
Gross realized gains $ 0.1 $ 0.1
Net realized gains $ 0.1 $ 0.1