Document And Entity Information - USD ($)	12 Months Ended
	Dec. 26, 2015	Feb. 28, 2016	Jun. 26, 2015
Document and Entity Information [Abstract]
Entity Registrant Name	ENGlobal Corporation
Document Type	10-K
Current Fiscal Year End Date	--12-27
Entity Common Stock, Shares Outstanding		27,849,943
Entity Public Float			$ 17,657,221
Amendment Flag	false
Entity Central Index Key	0000933738
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Smaller Reporting Company
Entity Well-known Seasoned Issuer	No
Document Period End Date	Dec. 26, 2015
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	FY