CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($)	3 Months Ended
	Aug. 31, 2021	Aug. 31, 2020
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income	$ 696,000	$ 107,000
Other comprehensive income (loss), net of tax:
Net change in cumulative translation adjustment	(36,000)	(99,000)
Reclassification of cumulative translation adjustment as a result of dissolution of Aehr Test Systems Japan	0	(2,401,000)
Total comprehensive income (loss)	660,000	(2,195,000)
Less: Comprehensive income attributable to the noncontrolling interest	0	21,000
Comprehensive income (loss), attributable to Aehr Test Systems common shareholders	$ 660,000	$ (2,216,000)