CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2022	Nov. 30, 2021
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited)
Net income	$ 3,725	$ 717	$ 4,314	$ 1,413
Other comprehensive (loss) income, net of tax:
Net change in unrealized loss on investments	(6)	0	(6)	0
Net change in cumulative translation adjustments	1	(44)	(44)	(80)
Comprehensive income	$ 3,720	$ 673	$ 4,264	$ 1,333