Document and Entity Information - shares	9 Months Ended
	Oct. 02, 2015	Nov. 05, 2015
Document and Entity Information:
Entity Registrant Name	EVANS & SUTHERLAND COMPUTER CORPORATION
Document Type	10-Q
Document Period End Date	Oct. 02, 2015
Amendment Flag	false
Entity Central Index Key	0000276283
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		11,177,316
Entity Filer Category	Smaller Reporting Company
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q3
Trading Symbol	escc