Segments and Geographic Information - Sale for Geographic Areas (Details) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 338,752	$ 316,219	$ 291,010
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	282,713	265,963	237,043
International
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 56,039	$ 50,256	$ 53,967