Document and Entity Information - USD ($)	12 Months Ended
	Dec. 28, 2019	Mar. 26, 2020	Jun. 28, 2019
Document And Entity Information
Entity Registrant Name	ENGLOBAL CORP
Entity Central Index Key	0000933738
Document Type	10-K
Document Period End Date	Dec. 28, 2019
Amendment Flag	false
Current Fiscal Year End Date	--12-28
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity's Reporting Status Current	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business Flag	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 24,664,022
Entity Common Stock, Shares Outstanding		27,413,626
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2019