Debt (Tables)

12 Months Ended

May 31, 2022

Debt Disclosure [Abstract]

Schedule of debt

The following table summarizes the Company's debt as of May 31: 

	Carrying Value		Fair Value		Carrying Value		Fair Value
		2022				2021
Loan Agreement:
Revolving Loan	$	—	$	—	$	175.0	$	175.0
Unsecured Lines of Credit (weighted average interest rates of 5.4% and 4.7%, respectively)		6.5		6.5		7.9		7.9
UK long-term debt		—		—		7.3		7.3
Total debt	$	6.5	$	6.5	$	190.2	$	190.2
Less: lines of credit and current portion of long-term debt		(6.5)		(6.5)		(182.9)		(182.9)
Total long-term debt	$	—	$	—	$	7.3	$	7.3