Document and Entity Information (USD $)	6 Months Ended
	Jun. 29, 2013	Aug. 05, 2013
Document And Entity Information
Entity Registrant Name	CPS Technologies Corp/DE/
Entity Central Index Key	0000814676
Document Type	10-Q
Document Period End Date	Jun. 29, 2013
Amendment Flag	false
Current Fiscal Year End Date	--12-28
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Entity Public Float		$ 14,900,000
Entity Common Stock, Shares Outstanding		13,061,974
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2013