Nature of Business	6 Months Ended
Jun. 30, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract]
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. In 2008 the Company also entered into a cooperative agreement with the U.S. Army to further develop its composite technology to produce armor.

The entire disclosure for the nature of an entity's business, the major products or services it sells or provides and its principal markets, including the locations of those markets. If the entity operates in more than one business, the disclosure also indicates the relative importance of its operations in each business and the basis for the determination (for example, assets, revenues, or earnings).

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

-Name Statement of Position (SOP)

-Publisher AICPA

-Number 94-6

-Paragraph 10

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: 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=6927468&loc=d3e6003-108592

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