Document And Entity Information	6 Months Ended
	Jul. 03, 2011	Aug. 15, 2011
Document And Entity Information
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jul. 03, 2011
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2011
Entity Registrant Name	ALEXANDERS J CORP
Entity Central Index Key	0000103884
Current Fiscal Year End Date	--01-01
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		5,993,453