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Component: (Network and Table)
Network
000000 - Document - Document and Entity Information
(http://www.mmm.com/role/DocumentDocumentAndEntityInformation)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000066740 (http://www.sec.gov/CIK)
Document and Entity Information [Abstract]Period [Axis]
2013-01-01 - 2013-12-31
2014-01-31
2013-06-30
Document and Entity Information [Abstract]
 
 
 
Entity Registrant Name
3M CO  
 
 
Entity Central Index Key
0000066740  
 
 
Document Type
10-K  
 
 
Document Period End Date
2013-12-31  
 
 
Amendment Flag
false  
 
 
Current Fiscal Year End Date
--12-31  
 
 
Entity Well Known Seasoned Issuer
Yes  
 
 
Entity Voluntary Filers
No  
 
 
Entity Current Reporting Status
Yes  
 
 
Entity Filer Category
Large Accelerated Filer  
 
 
Entity Public Float
 
85,000,000,000  
74,700,000,000  
Entity Common Stock, Shares Outstanding
 
662,692,234  
 
Document Fiscal Year Focus
2013  
 
 
Document Fiscal Period Focus
FY