(1) Nature of Business	3 Months Ended
Mar. 28, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
(1) Nature of Business	(1) Nature of Business CPS Technologies Corporation (the “Company” or “CPS”) provides advanced material solutions to the electronics, power generation, automotive and other industries. The Company’s primary advanced material solution is metal-matrix composites which are a combination of metal and ceramic. CPS also assembles housings and packages for hybrid circuits. These housings and packages may include components made of metal-matrix composites or they may include components made of more traditional materials such as aluminum, copper-tungsten, etc. The Company sells into several end markets including the wireless communications infrastructure market, high-performance microprocessor market, motor controller market, and other microelectronic and structural markets.

The entire disclosure for the nature of an entity's business, major products or services, principal markets including location, and the relative importance of its operations in each business and the basis for the determination, including but not limited to, assets, revenues, or earnings. For an entity that has not commenced principal operations, disclosures about the risks and uncertainties related to the activities in which the entity is currently engaged and an understanding of what those activities are being directed toward.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6003-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 2A

-URI http://asc.fasb.org/extlink&oid=51801978&loc=SL51803626-108592

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