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Document And Entity Information
9 Months Ended
Oct. 01, 2011
Nov. 07, 2011
Document and Entity Information [Abstract]  
Entity Registrant NameRCM TECHNOLOGIES INC 
Document Type10-Q 
Current Fiscal Year End Date--12-31 
Entity Common Stock, Shares Outstanding 12,753,704
Amendment Flagfalse 
Entity Central Index Key0000700841 
Entity Current Reporting StatusYes 
Entity Voluntary FilersNo 
Entity Filer CategorySmaller Reporting Company 
Entity Well-known Seasoned IssuerNo 
Document Period End DateOct. 01, 2011
Document Fiscal Year Focus2011 
Document Fiscal Period FocusQ3