CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (unaudited)
Net income	$ 4,132	$ 2,243	$ 8,446	$ 3,656
Other comprehensive (loss) income before reclassification:
Net change in unrealized loss on investments	(16)	0	(22)	0
Net change in cumulative translation adjustments	9	(23)	(35)	(103)
Other comprehensive loss, net of tax	(7)	(23)	(57)	(103)
Comprehensive income	$ 4,125	$ 2,220	$ 8,389	$ 3,553