Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 28, 2026	Feb. 28, 2025	Feb. 28, 2026	Feb. 28, 2025
Statement of Comprehensive Income [Abstract]
Net loss	$ (8,084)	$ (4,407)	$ (25,337)	$ (27,943)
Other comprehensive income, before tax:
Foreign currency translation gain	1,708	216	4,729	833
Other comprehensive income, before tax	1,708	216	4,729	833
Income tax expense related to items of other comprehensive loss	0	0	0	0
Other comprehensive income, net of tax	1,708	216	4,729	833
Total comprehensive loss, net of tax	$ (6,376)	$ (4,191)	$ (20,608)	$ (27,110)