Document and Entity Information	9 Months Ended
	May 31, 2012	Jul. 13, 2012
Entity Registrant Name	EACO CORP
Entity Central Index Key	0000784539
Current Fiscal Year End Date	--08-31
Entity Filer Category	Smaller Reporting Company
Trading Symbol	eaco
Entity Common Stock, Shares Outstanding		4,861,590
Document Type	10-Q
Amendment Flag	false
Document Period End Date	May 31, 2012
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2012