Restructuring Plan - Reserve Roll Forward (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023
Restructuring Reserve [Roll Forward]
Charges	$ 7,355	$ 2
Project Pegasus
Restructuring Reserve [Roll Forward]
Restructuring liability, beginning balance	6,568
Charges	7,355		$ 34,717
Payments	(9,373)
Restructuring liability, ending balance	4,550		4,550
Severance and employee related costs | Project Pegasus
Restructuring Reserve [Roll Forward]
Restructuring liability, beginning balance	3,173
Charges	892
Payments	(2,316)
Restructuring liability, ending balance	1,749		1,749
Professional fees | Project Pegasus
Restructuring Reserve [Roll Forward]
Restructuring liability, beginning balance	3,201
Charges	5,626
Payments	(6,026)
Restructuring liability, ending balance	2,801		2,801
Contract termination | Project Pegasus
Restructuring Reserve [Roll Forward]
Restructuring liability, beginning balance	160
Charges	688
Payments	(848)
Restructuring liability, ending balance	0		0
Other | Project Pegasus
Restructuring Reserve [Roll Forward]
Restructuring liability, beginning balance	34
Charges	149
Payments	(183)
Restructuring liability, ending balance	$ 0		$ 0