Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Aug. 31, 2013	Aug. 31, 2012
Condensed Consolidated Statements Of Operations
Net sales	$ 3,752	$ 4,832
Cost of sales	1,808	2,376
Gross profit	1,944	2,456
Operating expenses:
Selling, general and administrative	1,420	1,789
Research and development	681	930
Total operating expenses	2,101	2,719
Loss from operations	(157)	(263)
Interest expense	(4)	(12)
Other expense, net	(34)	(19)
Loss before income tax benefit (expense)	(195)	(294)
Income tax benefit (expense)	29	(2)
Net loss	(166)	(296)
Less: Net income attributable to the noncontrolling interest	0	0
Net loss attributable to Aehr Test Systems common shareholders	$ (166)	$ (296)
Net loss per share - Basic and diluted	$ (0.02)	$ (0.03)
Shares used in per share calculation - Basic and diluted	10,635	9,166