Unaudited Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Nov. 30, 2018	Nov. 30, 2017
Income Statement [Abstract]
Revenues, net	$ 972	$ 2,003
Cost of revenues	1,191	1,951
Gross profit	(219)	52
Operating expenses:
Research and development	334	184
Selling, general and administrative	757	733
Gain on disposals of long-lived assets	(288)
Total operating expenses	803	917
Loss from operations	(1,022)	(865)
Other income (expenses):
Interest expenses, net	(5)	(8)
Other income, net	80	498
Foreign currency transaction loss, net	(36)	(17)
Total other income (expenses), net	39	473
Loss before income taxes	(983)	(392)
Net loss	(983)	(392)
Less: Net loss attributable to noncontrolling interests	(5)
Net loss attributable to SemiLEDs stockholders	$ (978)	$ (392)
Net loss per share attributable to SemiLEDs stockholders:
Basic and diluted	$ (0.27)	$ (0.11)
Shares used in computing net loss per share attributable to SemiLEDs stockholders:
Basic and diluted	3,560	3,544